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C2

3 puntos
Apartado C

Elige uno de los siguientes problemas y resuélvelo, justificando las respuestas:

Calcular:
a
El valor de mm (con m>0m > 0) para que el área encerrada por la función f(x)=2x+1f(x) = 2x + 1 y el eje OX\mathrm{OX} entre x=0x = 0 y x=mx = m valga 2020 unidades de superficie.1,5 pts
b
Las asíntotas de la función:g(x)=−2x2+6x−42(x−1)2g(x) = \frac{-2x^2 + 6x - 4}{2(x - 1)^2}1,5 pts

Formulario

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ANEXO TABLA DISTRIBUCIÓN NORMAL Tabla de distribución normal N(0,1)N(0, 1) F(z)=P(Z≤z)F(z) = P(Z \leq z)
Área acumulada de la distribución normal tipificada Campana simétrica respecto a cero. El área F(z) se extiende desde menos infinito hasta z, situado a la derecha de cero. F(z) 0 z −∞ +∞
zz0,000,010,02
0,00,50000,50400,5080
0,10,53980,54380,5478
0,20,57930,58320,5871
0,30,61790,62170,6255
0,40,65540,65910,6628
0,50,69150,69500,6985
0,60,72570,72910,7324
0,70,75800,76110,7642
0,80,78810,79100,7939
0,90,81590,81860,8212
1,00,84130,84380,8461
1,10,86430,86650,8686
1,20,88490,88690,8888
1,30,90320,90490,9066
1,40,91920,92070,9222
1,50,93320,93450,9357
1,60,94520,94630,9474
1,70,95540,95640,9573
1,80,96410,96490,9656
1,90,97130,97190,9726
2,00,97720,97780,9783
2,10,98210,98260,9830
2,20,98610,98640,9868
2,30,98930,98960,9898
2,40,99180,99200,9922
2,50,99380,99400,9941
2,60,99530,99550,9956
2,70,99650,99660,9967
2,80,99740,99750,9976
2,90,99810,99820,9982
3,00,99870,99870,9987
3,10,99900,99910,9991
3,20,99930,99930,9994
3,30,99950,99950,9995
3,40,99970,99970,9997
3,50,99980,99980,9998
3,60,99980,99980,9999
3,70,99990,99990,9999
3,80,99990,99990,9999
3,91,00001,00001,0000
zz0,030,040,05
0,00,51200,51600,5199
0,10,55170,55570,5596
0,20,59100,59480,5987
0,30,62930,63310,6368
0,40,66640,67000,6736
0,50,70190,70540,7088
0,60,73570,73890,7422
0,70,76730,77040,7734
0,80,79670,79950,8023
0,90,82380,82640,8289
1,00,84850,85080,8531
1,10,87080,87290,8749
1,20,89070,89250,8944
1,30,90820,90990,9115
1,40,92360,92510,9265
1,50,93700,93820,9394
1,60,94840,94950,9505
1,70,95820,95910,9599
1,80,96640,96710,9678
1,90,97320,97380,9744
2,00,97880,97930,9798
2,10,98340,98380,9842
2,20,98710,98750,9878
2,30,99010,99040,9906
2,40,99250,99270,9929
2,50,99430,99450,9946
2,60,99570,99590,9960
2,70,99680,99690,9970
2,80,99770,99770,9978
2,90,99830,99840,9984
3,00,99880,99880,9989
3,10,99910,99920,9992
3,20,99940,99940,9994
3,30,99960,99960,9996
3,40,99970,99970,9997
3,50,99980,99980,9998
3,60,99990,99990,9999
3,70,99990,99990,9999
3,80,99990,99990,9999
3,91,00001,00001,0000
zz0,060,070,08
0,00,52390,52790,5319
0,10,56360,56750,5714
0,20,60260,60640,6103
0,30,64060,64430,6480
0,40,67720,68080,6844
0,50,71230,71570,7190
0,60,74540,74860,7517
0,70,77640,77940,7823
0,80,80510,80780,8106
0,90,83150,83400,8365
1,00,85540,85770,8599
1,10,87700,87900,8810
1,20,89620,89800,8997
1,30,91310,91470,9162
1,40,92790,92920,9306
1,50,94060,94180,9429
1,60,95150,95250,9535
1,70,96080,96160,9625
1,80,96860,96930,9699
1,90,97500,97560,9761
2,00,98030,98080,9812
2,10,98460,98500,9854
2,20,98810,98840,9887
2,30,99090,99110,9913
2,40,99310,99320,9934
2,50,99480,99490,9951
2,60,99610,99620,9963
2,70,99710,99720,9973
2,80,99790,99790,9980
2,90,99850,99850,9986
3,00,99890,99890,9990
3,10,99920,99920,9993
3,20,99940,99950,9995
3,30,99960,99960,9996
3,40,99970,99970,9997
3,50,99980,99980,9998
3,60,99990,99990,9999
3,70,99990,99990,9999
3,80,99990,99990,9999
3,91,00001,00001,0000
zz0,09
0,00,5359
0,10,5753
0,20,6141
0,30,6517
0,40,6879
0,50,7224
0,60,7549
0,70,7852
0,80,8133
0,90,8389
1,00,8621
1,10,8830
1,20,9015
1,30,9177
1,40,9319
1,50,9441
1,60,9545
1,70,9633
1,80,9706
1,90,9767
2,00,9817
2,10,9857
2,20,9890
2,30,9916
2,40,9936
2,50,9952
2,60,9964
2,70,9974
2,80,9981
2,90,9986
3,00,9990
3,10,9993
3,20,9995
3,30,9997
3,40,9998
3,50,9998
3,60,9999
3,70,9999
3,80,9999
3,91,0000