实数的计算题100道就是根号几乘根号几的，带答案的 快....... 5年级上册数学计算题有答案的 要100道 回答的我 给你再加...

\u6570\u5b66\u521d\u4e8c\u5b9e\u6570\u8ba1\u7b97\u9898\u53ca\u7b54\u6848\uff08\u4e00\u767e\u9053\uff09

(1)99²\uff0d2.99² (2)80\u00d73.5²\uff0b160\u00d73.5\u00d71.5\uff0b80\u00d71.5² (3)181²\uff0d61²\u00f7301²\uff0d181²
(4)5x\uff0d5y\uff0b5z (5)-5a²+25a-5a (6)2a(b+c)-3(b+c) (7)(ab+a)+(b+1)
(8)-4m³+16m³-28m (9)16x-25x³y² (10)36m²a-9m²a²-36m²
\u221a32-3\u221a1/2+\u221a2
\u221a12+\u221a27/\u221a3-\u221a1/3\u00d7\u221a12

\u221a50+\u221a30/\u221a8-4

\uff08\u221a6-2\u221a15\uff09\u00d7\u221a3-6\u221a1/2

\u221a2/3-4\u221a216+43\u221a1/6

\u221a8+\u221a30-\u221a2

\u221a40-5\u221a1/10+\u221a10

\u221a2+\u221a8/\u221a2

\u221a2/9+\u221a50+\u221a32
\uff081-\u221a3\uff09\uff08\u221a3+2\uff09
\uff08\u221a8+3\u221a6\uff09\u00f7\u221a2-\u221a3\u00d7\u221a0.7

\uff08-3+\u221a6\uff09\uff08-3-\u221a6\uff09-\uff08\u221a3-1/\u221a3\uff09²

³\u221a0.125-\u221a3 1/16+³\u221a\uff081-7/8\uff09²
\u221a2/3-\u221a216+42\u221a1/6

\u89e3\u65b9\u7a0b\u221a3 X-1=\u221a2 X
\u6c42X
{\u221a5 X-3\u221a Y=1}
{\u221a3 X-\u221a5 Y=2}
\u6ce8\uff1aX\u5168\u90e8\u4e0d\u5728\u6839\u53f7\u5185
\u221a\uff081/2x\uff09^2\uff0b10/9x^2
=\u221a[1/(4x^2)+10/(9x^2)]
=\u221a49/36x^2
\u82e5x>0,=7/(6x)
\u82e5x<0,=-7/(6x)

\u221aa^4mb^2n\uff0b1
=\u221a(a^2mb^n)^2\uff0b1
=a^2mb^n\uff0b1

\u221a\uff084a^5\uff0b8a^4\uff09\uff08a^2\uff0b3a\uff0b2\uff09
=\u221a[4a^4(a+2)][(a+2)(a+1)]
=\u221a[4a^4(a+2)^2(a+1)]
=2a^2(a+2)\u221a(a+1)
. 3\u221a\uff081/6\uff09-4\u221a\uff0850\uff09+30\u221a\uff082/3\uff09
\u7b54\u68483\u221a\uff081/6\uff09-4\u221a\uff0850\uff09+30\u221a\uff082/3\uff09
= 3\u00d7\u221a6/6-4\u00d75\u221a2+30\u00d7\u221a6/3
\uff1d\u221a6/2-20\u221a2+10\u221a6

2. \uff081-\u6839\u53f72\uff09/2\u4e58\u4ee5\uff081\uff0b\u6839\u53f72\uff09\uff0f2
\u9898\u662f\u8fd9\u6837\u7684\u4e8c\u5206\u4e4b\u4e00\u51cf\u6839\u53f72\u4e58\u4ee5\u4e8c\u5206\u4e4b\u4e00\u52a0\u6839\u53f72
\u7b54\u6848\uff1a\uff081-\u6839\u53f72\uff09/2\u4e58\u4ee5\uff081\uff0b\u6839\u53f72\uff09\uff0f2
=\uff081-\u221a2\uff09*\uff081-\u221a2\uff09\uff0f4
\uff1d\uff081\uff0d2\uff09\uff0f4
\uff1d\uff0d1\uff0f4
1.3\u221a\uff081/6\uff09-4\u221a\uff0850\uff09+30\u221a\uff082/3\uff09 \u7b54\u68483\u221a\uff081/6\uff09-4\u221a\uff0850\uff09+30\u221a\uff082/3\uff09 = 3\u00d7\u221a6/6-4\u00d75\u221a2+30\u00d7\u221a6/3 \uff1d\u221a6/2-20\u221a2+10\u221a6 2. \uff081-\u6839\u53f72\uff09/2\u4e58\u4ee5\uff081\uff0b\u6839\u53f72\uff09\uff0f2 \u9898\u662f\u8fd9\u6837\u7684\u4e8c\u5206\u4e4b\u4e00\u51cf\u6839\u53f72\u4e58\u4ee5\u4e8c\u5206\u4e4b\u4e00\u52a0\u6839\u53f72 \u7b54\u6848\uff1a\uff081-\u6839\u53f72\uff09/2\u4e58\u4ee5\uff081\uff0b\u6839\u53f72\uff09\uff0f2 =\uff081-\u221a2\uff09*\uff081-\u221a2\uff09\uff0f4 \uff1d\uff081\uff0d2\uff09\uff0f4 \uff1d\uff0d1\uff0f4 3.\u221a\uff081/2x\uff09^2\uff0b10/9x^2 \u221a[\uff081/2x\uff09^2\uff0b10/9x^2] =\u221a(x^2/4+10x^2/9) =\u221a(9x^2/36+40x^2/36) =\u221a(49x^2/36) =7x/6; 4.\u221aa^4mb^2n\uff0b1\uff08a\u3001b\u4e3a\u6b63\u6570\uff09 [\u221a(a^4mb^2n)]\uff0b1\uff08a\u3001b\u4e3a\u6b63\u6570\uff09 =a^2mb^n+1; 5.\u221a\uff084a^5\uff0b8a^4\uff09\uff08a^2\uff0b3a\uff0b2\uff09\uff08a>=0\uff09 \u221a[\uff084a^5\uff0b8a^4\uff09\uff08a^2\uff0b3a\uff0b2\uff09]\uff08a>=0\uff09 =\u221a[4a^4(a+2)(a+2)(a+1)] =\u221a[(2a^2)^2(a+2)^2(a+1)] =2a^2(a+2)\u221a(a+1). \u592a\u591a\u4e86\u5440\uff0c\u53ea\u80fd\u8fd9\u6837\u4e86\uff0c\u6211\u8fd8\u6709\u4e8b \u60a8\u597d\uff01 \u24605\u221a8-2\u221a32+\u221a50 =5*3\u221a2-2*4\u221a2+5\u221a2 =\u221a2(15-8+5) =12\u221a2 \u2461\u221a6-\u221a3/2-\u221a2/3 =\u221a6-\u221a6/2-\u221a6/3 =\u221a6/6 \u2462(\u221a45+\u221a27)-(\u221a4/3+\u221a125) =(3\u221a5+3\u221a3)-(2\u221a3/3+5\u221a5) =-2\u221a5+7\u221a5/3 \u2463(\u221a4a-\u221a50b)-2(\u221ab/2+\u221a9a) =(2\u221aa-5\u221a2b)-2(\u221a2b/2+3\u221aa) =-4\u221aa-6\u221a2b \u2464\u221a4x*(\u221a3x/2-\u221ax/6) =2\u221ax(\u221a6x/2-\u221a6x/6) =2\u221ax*(\u221a6x/3) =2/3*x*\u221a6 \u2465(x\u221ay-y\u221ax)\u00f7\u221axy =x\u221ay\u00f7\u221axy-y\u221ax\u00f7\u221axy =\u221ax-\u221ay \u2466(3\u221a7+2\u221a3)(2\u221a3-3\u221a7) =(2\u221a3)^2-(3\u221a7)^2 =12-63 =-51 \u2467(\u221a32-3\u221a3)(4\u221a2+\u221a27) =(4\u221a2-3\u221a3)(4\u221a2+3\u221a3) =(4\u221a2)^2-(3\u221a3)^2 =32-27 =5 \u2468(3\u221a6-\u221a4)² =(3\u221a6)^2-2*3\u221a6*\u221a4+(\u221a4)^2 =54-12\u221a6+4 =58-12\u221a6 \u2469\uff081+\u221a2-\u221a3\uff09\uff081-\u221a2+\u221a3\uff09 =[1+(\u221a2-\u221a3)][1-(\u221a2-\u221a3)] =1-(\u221a2-\u221a3)^2 =1-(2+3+2\u221a6) =-4-2\u221a6 1. =5\u221a5 - 1/25\u221a5 - 4/5\u221a5 =\u221a5*(5-1/25-4/5) =24/5\u221a5 2.=\u221a144+576 =\u221a720 =12\u221a5 3.)\u221a(8/13)^2-(2/13)^2 = \u221a(8/13+2/13)(8/13-2/13) =(2/13)\u221a15

\u8ba1\u7b97\u9898\u662f\u5e94\u7528\u9898\u8fd8\u662f\u7eaf\u8ba1\u7b97\u9898\uff1f\uff1f\uff1f\u5148\u7ed9\u7740\u4e2a\u7eaf\u8ba1\u7b97\u9898\u76841.5\u00d74= 6 5.8\uff0b1.2=7 45\u00d70.2=9 4.08\u00f78=0.51
0.54\u00f70.6=0.9 3.1\uff0d2.9=0.2 0.12\u00f73=0.4 0.4\u00d70.7=0.28
0.32\u00d71000= 32 7\u00f7100=0.7 0.8\uff0b0.02=0.82 0.84\u00f70.3=0.28
3.68\u00f70.01=36.8 9\uff0b1.5=10.5 0.4\u00d70.5=2 0.44\uff0b0.6=1.04
2.5\u00d70.4=1 0.125\u00d78= 1 3.6\u00f70.4= 9 3.92\uff0b7.2=11.12
\uff081\uff097.6\u00d70.9 = 6.84 \uff082\uff0910.5\u00d70. 3 =3.15 \uff083\uff094.25\u00d70.18=0.765



(4) 0.3\u00f70.12=2.5 (5)104.78\u00f726=4.03 (6) 34.2\u00f70.8 =42.75
8.7\u00d710.1=87.87 7.06\u00d72.4\uff0d5.7=11.244 6.35\u00f70.8\u00f71.25=6.35


2.5\u00d76.8\u00d70.4=6.8 2.5\u00d73.2\u00d71.25 =20 21.36\u00f70.8\u00d72.9=77.43



102\u00d70.45=45.9 8.27\uff0b7.52\uff0b1.73\uff0d3.52 =14 0.79\u00d799\uff0b0.79=79




0.15\uff0b 0.75\u00d718 =13.65 72\uff0b8\u00f72.5\uff0d30.2=45 2.8\u00d73.2\uff0b3.2\u00d77.2=32

\u8fd9\u91cc\u4e0d\u591f100\u9053\u9898\uff0c\u5982\u679c\u8981\u66f4\u591a\u7684\u9898\u5c31\u53d1\u4e2a\u90ae\u4ef6\[email protected]\u91cc\u3002\u5230\u4e86\u9ad8\u4e2d\u4ee5\u4e0a\u65f6\u4f60\u5c31\u4f1a\u89c9\u5f97\u4e94\u5e74\u7ea7\u7684\u9898\u76ee\u4e0d\u503c\u4e00\u63d0\u4e86\uff0c\u73b0\u5728\u8981\u591a\u7ec3\u4e60\u5fc3\u7b97\u901f\u5ea6\uff0c\u7b14\u7b97\u5176\u6b21\uff0c\u66f4\u91cd\u8981\u7684\u662f\u8981\u627e\u5230\u6570\u611f\u3002

①5√8-2√32+√50 =5*3√2-2*4√2+5√2 =√2(15-8+5) =12√2 ②√6-√3/2-√2/3 =√6-√6/2-√6/3 =√6/6 ③(√45+√27)-(√4/3+√125) =(3√5+3√3)-(2√3/3+5√5) =-2√5+7√5/3 ④(√4a-√50b)-2(√b/2+√9a) =(2√a-5√2b)-2(√2b/2+3√a) =-4√a-6√2b ⑤√4x*(√3x/2-√x/6) =2√x(√6x/2-√6x/6) =2√x*(√6x/3) =2/3*x*√6 ⑥(x√y-y√x)÷√xy =x√y÷√xy-y√x÷√xy =√x-√y ⑦(3√7+2√3)(2√3-3√7) =(2√3)^2-(3√7)^2 =12-63 =-51 ⑧(√32-3√3)(4√2+√27) =(4√2-3√3)(4√2+3√3) =(4√2)^2-(3√3)^2 =32-27 =5 ⑨(3√6-√4)² =(3√6)^2-2*3√6*√4+(√4)^2 =54-12√6+4 =58-12√6 ⑩（1+√2-√3）（1-√2+√3） =[1+(√2-√3)][1-(√2-√3)] =1-(√2-√3)^2 =1-(2+3+2√6) =-4-2√6 1. =5√5 - 1/25√5 - 4/5√5 =√5*(5-1/25-4/5) =24/5√5 2.=√144+576 =√720 =12√5 3.)√(8/13)^2-(2/13)^2 = √(8/13+2/13)(8/13-2/13) =(2/13)√15

这种东西，有时候背还不如现算，记忆些特殊在三角函数题里常用的就行，是高中生吗？这是经验

好像多了点，不知够否？
根号1*根号2=1.4142135623731
根号2*根号3=2.44948974278318
根号3*根号4=3.46410161513775
根号4*根号5=4.47213595499958
根号5*根号6=5.47722557505166
根号6*根号7=6.48074069840786
根号7*根号8=7.48331477354788
根号8*根号9=8.48528137423857
根号9*根号10=9.48683298050514
根号10*根号11=10.4880884817015
根号11*根号12=11.4891252930761
根号12*根号13=12.4899959967968
根号13*根号14=13.490737563232
根号14*根号15=14.4913767461894
根号15*根号16=15.4919333848297
根号16*根号17=16.4924225024706
根号17*根号18=17.4928556845359
根号18*根号19=18.4932420089069
根号19*根号20=19.4935886896179
根号20*根号21=20.4939015319192
根号21*根号22=21.4941852602047
根号22*根号23=22.494443758404
根号23*根号24=23.4946802489415
根号24*根号25=24.4948974278318
根号25*根号26=25.4950975679639
根号26*根号27=26.4952825989835
根号27*根号28=27.495454169735
根号28*根号29=28.49561369755
根号29*根号30=29.4957624075053
根号30*根号31=30.4959013639538
根号31*根号32=31.4960314960472
根号32*根号33=32.4961536185438
根号33*根号34=33.4962684488885
根号34*根号35=34.4963766213207
根号35*根号36=35.4964786985977
根号36*根号37=36.4965751817893
根号37*根号38=37.4966665185053
根号38*根号39=38.4967531098403
根号39*根号40=39.496835316263
根号40*根号41=40.4969134626332
根号41*根号42=41.4969878424929
根号42*根号43=42.4970587217516
根号43*根号44=43.4971263418631
根号44*根号45=44.497190922574
根号45*根号46=45.4972526643093
根号46*根号47=46.4973117502507
根号47*根号48=47.4973683481517
根号48*根号49=48.4974226119286
根号49*根号50=49.4974746830583
根号50*根号51=50.4975246918104
根号51*根号52=51.4975727583349
根号52*根号53=52.4976189936267
根号53*根号54=53.497663500381
根号54*根号55=54.4977063737549
根号55*根号56=55.4977477020464
根号56*根号57=56.4977875673021
根号57*根号58=57.4978260458602
根号58*根号59=58.4978632088387
根号59*根号60=59.4978991225741
根号60*根号61=60.4979338490167
根号61*根号62=61.4979674460872
根号62*根号63=62.497999967999
根号63*根号64=63.4980314655502
根号64*根号65=64.4980619863884
根号65*根号66=65.4980915752513
根号66*根号67=66.4981202741852
根号67*根号68=67.4981481227448
根号68*根号69=68.4981751581748
根号69*根号70=69.4982014155762
根号70*根号71=70.4982269280583
根号71*根号72=71.4982517268779
根号72*根号73=72.4982758415674
根号73*根号74=73.4982993000518
根号74*根号75=74.4983221287567
根号75*根号76=75.4983443527075
根号76*根号77=76.4983659956211
根号77*根号78=77.4983870799903
根号78*根号79=78.4984076271615
根号79*根号80=79.4984276574072
根号80*根号81=80.4984471899924
根号81*根号82=81.4984662432367
根号82*根号83=82.4984848345714
根号83*根号84=83.4985029805924
根号84*根号85=84.4985206971104
根号85*根号86=85.4985379991962
根号86*根号87=86.4985549012236
根号87*根号88=87.4985714169094
根号88*根号89=88.4985875593503
根号89*根号90=89.4986033410578
根号90*根号91=90.4986187739901
根号91*根号92=91.498633869583
根号92*根号93=92.4986486387774
根号93*根号94=93.4986630920464
根号94*根号95=94.4986772394196
根号95*根号96=95.4986910905066
根号96*根号97=96.4987046545185
根号97*根号98=97.4987179402888
根号98*根号99=98.498730956292
根号99*根号100=99.498743710662
根号100*根号101=100.498756211209
根号101*根号102=101.498768465435
根号102*根号103=102.49878048055
根号103*根号104=103.498792263485
根号104*根号105=104.498803820905
根号105*根号106=105.498815159223
根号106*根号107=106.498826284612
根号107*根号108=107.498837203014
根号108*根号109=108.498847920151
根号109*根号110=109.498858441538
根号110*根号111=110.49886877249
根号111*根号112=111.498878918131
根号112*根号113=112.498888883402
根号113*根号114=113.498898673071
根号114*根号115=114.498908291739
根号115*根号116=115.498917743847
根号116*根号117=116.498927033686
根号117*根号118=117.498936165397
根号118*根号119=118.498945142984
根号119*根号120=119.498953970317
根号120*根号121=120.498962651137
根号121*根号122=121.49897118906
根号122*根号123=122.498979587587
根号123*根号124=123.498987850103
根号124*根号125=124.498995979887
根号125*根号126=125.499003980111
根号126*根号127=126.499011853848
根号127*根号128=127.499019604074
根号128*根号129=128.499027233672
根号129*根号130=129.499034745437
根号130*根号131=130.499042142079
根号131*根号132=131.499049426222
根号132*根号133=132.499056600415
根号133*根号134=133.499063667128
根号134*根号135=134.499070628759
根号135*根号136=135.499077487635
根号136*根号137=136.499084246012
根号137*根号138=137.499090906086
根号138*根号139=138.499097469984
根号139*根号140=139.499103939774
根号140*根号141=140.499110317468
根号141*根号142=141.499116605016
根号142*根号143=142.499122804318
根号143*根号144=143.499128917217
根号144*根号145=144.499134945508
根号145*根号146=145.499140890934
根号146*根号147=146.499146755194
根号147*根号148=147.499152539938
根号148*根号149=148.499158246773
根号149*根号150=149.499163877261
根号150*根号151=150.499169432924
根号151*根号152=151.499174915245
根号152*根号153=152.499180325666
根号153*根号154=153.499185665592
根号154*根号155=154.499190936393
根号155*根号156=155.499196139401
根号156*根号157=156.499201275917
根号157*根号158=157.499206347207
根号158*根号159=158.499211354505
根号159*根号160=159.499216299015
根号160*根号161=160.499221181911
根号161*根号162=161.499226004337
根号162*根号163=162.49923076741
根号163*根号164=163.499235472219
根号164*根号165=164.499240119825
根号165*根号166=165.499244711267
根号166*根号167=166.499249247557
根号167*根号168=167.499253729681
根号168*根号169=168.499258158604
根号169*根号170=169.499262535269
根号170*根号171=170.499266860594
根号171*根号172=171.499271135477
根号172*根号173=172.499275360797
根号173*根号174=173.499279537409
根号174*根号175=174.499283666151
根号175*根号176=175.499287747842
根号176*根号177=176.499291783282
根号177*根号178=177.499295773251
根号178*根号179=178.499299718514
根号179*根号180=179.499303619819
根号180*根号181=180.499307477896
根号181*根号182=181.499311293459
根号182*根号183=182.499315067208
根号183*根号184=183.499318799826
根号184*根号185=184.499322491981
根号185*根号186=185.499326144329
根号186*根号187=186.499329757509
根号187*根号188=187.499333332148
根号188*根号189=188.49933686886
根号189*根号190=189.499340368245
根号190*根号191=190.499343830891
根号191*根号192=191.499347257373
根号192*根号193=192.499350648255
根号193*根号194=193.49935400409
根号194*根号195=194.499357325416
根号195*根号196=195.499360612765
根号196*根号197=196.499363866655
根号197*根号198=197.499367087593
根号198*根号199=198.499370276079
根号199*根号200=199.4993734326
根号200*根号201=200.499376557634

好像多了点，不知够否？如果还想要，一分钟之内再给您弄1000道。

鍑犻亾瀹炴暟杩愮畻棰,鍦ㄧ嚎绛 璋㈣阿鍚勪綅澶т緺
绛旓細鏍瑰彿48/2+15/鏍瑰彿3 =2鏍瑰彿3+5鏍瑰彿3=7鏍瑰彿3 鏍瑰彿5/璐25鐨勪笁娆℃柟鏍*锛5鐨勫洓鏂规锛夊紑涓夋鏂 =-5^(1/2)/5^(2/3)*5^(4/3)=-5^(1/2-2/3+4/3)=-5^(7/6)=-5鍊 5鐨6娆℃柟鏍 [4^(1/3)/3^(1/3)]^(-4)=4^(-4/3)/3^(-4/3)=3^(4/3)/4^(4/3)=0.75^(...

姹備簲鍗侀亾鍒濅竴瀹炴暟璁＄畻棰(甯鏍瑰彿)绾绠楀湪绾跨瓑,鍚堟牸閲嶈祻
绛旓細3/(7+5*/2)=1+/2/(3+2*/2)=1+/2/(6+2*/5)+/(6-2*/5)=21/锛/2-1锛=/2+11/锛/2+1锛=/2-19/锛7-/40锛=

鍑犻亾鏈夊叧瀹炴暟鐨勬暟瀛﹂,姹傝В銆(瑕佽繃绋嬪姞缁撴灉)
绛旓細瑙ｏ細绗1棰 鍘熷紡=³鈭(-8)+鈭0-鈭(1/4)=-2+0-(1/2)=-5/2 绗2棰 鍘熷紡=鈭(13²-12²)=鈭歔(13+12)(13-12)=鈭(25脳1)=鈭25 =5 绗3棰 鍘熷紡=|鈭2-鈭3|+鈭(鈭2-鈭3)²=鈭3-鈭2+|鈭2-鈭3| =鈭3-鈭2+鈭3-鈭2 =2鈭3-2鈭2 绗4棰 鍘...

璇峰嚭鍗侀亾鍒濅簩涓婂唽瀹炴暟骞虫柟鏍圭珛鏂规牴鐨勮绠楅,鍏夎绠,涓嶈鍏朵粬棰,鍔犵瓟妗...
绛旓細2.³鈭10^6 锛堣繖涓槸10鐨6鍏鏂瑰紑3娆℃柟鏍癸級鏄灏?3.-³鈭-0.027 4.鑻 x,y鏄瀹炴暟锛屼笖9x鈭2锛9x鐨勫钩鏂癸級鈥6x 锛1=- |3x- y+5| 锛 姹 13x^2- y 鐨勫钩鏂规牴銆傚垽鏂锛 1.脳 2.脳 3. 鈭 4.鈭 濉┖锛 1.-125 2. 2锛堝皢鏍瑰彿64鍏跺疄灏辨槸8,³...

鎬!鍒濅簩鏁板瀹炴暟鐨勫嚑閬棰!璇峰府涓繖!鎷滄墭浜!
绛旓細2400 0.05 22.36 2.646 8.718 0.01354 7

鏍瑰彿鎬庝箞姹
绛旓細渚嬪锛屽湪璁＄畻涓浜涘嚑浣曢噺銆佺墿鐞嗛噺銆佸伐绋嬮噺绛夋椂锛岄渶瑕佷娇鐢鏍瑰彿杩愮畻鏉ヨ绠楀畠浠殑骞虫柟鏍广佺珛鏂规牴绛夈3銆佹暟瀛︿腑鐨勫熀纭杩愮畻锛屾牴鍙疯繍绠楁槸鏁板涓殑鍩虹杩愮畻涔嬩竴銆傚畠鏄暟瀛︿腑鍏朵粬杩愮畻鐨勫熀纭锛屼緥濡傚姞娉曘佸噺娉曘佷箻娉曘侀櫎娉曠瓑銆傞氳繃鎺屾彙鏍瑰彿杩愮畻鐨勬硶鍒欏拰娉ㄦ剰浜嬮」锛屾垜浠彲浠ユ洿濂藉湴杩涜鍏朵粬鏁板杩愮畻鐨勫涔犲拰搴旂敤銆

鍏充簬鏍瑰彿鐨勬暟瀛﹂
绛旓細1. x2+y2+16x-6y+73=0 (x2+16x+64)+(y2-6y+9)=0 (x+8)2 + (y-3)2 =0 x+8=0 y-3=0 x=-8 y=3 2.(y-1)+(1-2x)=0 y=2x x/y=2/1

鍒濅腑鏁板鏍瑰紡杩愮畻娉曞垯鍏紡
绛旓細鈶℃牴鎹簩娆℃牴寮忕殑鍖栫畝缁撴灉纭畾瀛楁瘝鐨勫彇鍊艰寖鍥达紱鈶㈠埄鐢ㄤ簩娆℃牴寮忕殑鎬ц川姹傚瓧姣嶏紙鎴栦唬鏁板紡锛夌殑鏈灏忥紙澶э級鍊硷紱鈶ｅ埄鐢ㄥ钩鏂瑰樊鍏紡杩涜鍒嗘瘝鏈夌悊鍖鐨勮绠姹傚硷紱鍐嶈呭氨鏄浉鍏虫渶绠浜屾鏍瑰紡銆佸悓绫讳簩娆℃牴寮忕瓑鐩稿叧鐨勫熀纭鐭ヨ瘑鑰冨療锛屾牴寮忔ц川 鍦瀹炴暟鑼冨洿鍐咃細锛1锛夊伓娆鏍瑰彿涓嬩笉鑳戒负璐熸暟锛屽叾杩愮畻缁撴灉涔熶笉涓鸿礋銆傦紙2锛...

鏍瑰彿鎬庝箞绠楀晩,璁＄畻杩囩▼
绛旓細涓涓悆浠10绫抽珮鐨勫湴鏂硅惤鍒板湴闈㈤渶瑕佸嚑绉掞紵锛坓=9.81m/s^2锛屽拷鐣ョ┖姘旈樆鍔涳級鐢ㄨ宸硶鐨勮绠鐨勮繃绋嬶細锛屽叾涓紝鍥犱负锛氭墍浠ワ細鏈鍚庯細淇濈暀涓や綅灏忔暟寰楋紝t=1.43銆傝绠楄繖涓鐨勬牳蹇冨氨鏄細璁╂垜鎶婂畠鍐欑殑鏇存竻妤氫竴浜涳紝鏈鍚庝竴涓嫭鍙烽噷鐨勬暟鎹樉鐒舵槸鍦1-0.0005鍜1+0.0002涔嬮棿鐨勶紝鑰鏍瑰彿浜屽湪1.4135鍜1.4145涔嬮棿...

鍏充簬鍒濅簩鐨瀹炴暟璁＄畻棰鍟婂晩~~~
绛旓細绗竴棰樿礋鐨勬牴鍙蜂笅璐熺殑0.5 绗簩棰2脳1.73+2.24/2-2 =2.58 绗笁棰樻槸鏍瑰彿2-1/2 绗4棰樻槸5脳1.41+3.16-2.24-1 =6.97

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