Mate

96) (1,32 -2.76) –(-3, 85 +4.28)

( [pic] ) - ( [pic] )

( [pic] ) - ( [pic] )

( [pic] - ( [pic]

[pic] = [pic] x= 1.87



133) [pic]

Inverso aditivo inversomultiplicativo

[pic] [pic] [pic]



113) ( [pic] ) [pic]

4[pic]

( [pic] ) [pic]

4

( [pic] )

[pic]

[pic]

40)[pic]+ 3x [pic]

[pic] + 3x [pic]

[pic]([pic])x [pic] + 3x 3[pic] [pic]

20[pic] [pic]+ 9 [pic] [pic]

29 [pic] [pic]



40) Determinar p (-1,2) si p(x) = -1,6[pic]- 4,6[pic]

P(-[pic] ) = - 1,6 (-[pic] )[pic] -4,6 (-[pic] )[pic] -0,1 (-[pic] )

P (-[pic] ) = - [pic] (-[pic] )[pic] -[pic] (-[pic] )[pic] -[pic] (-[pic] )

P(-[pic] ) = [pic] [pic] + (-[pic])[pic]

= [pic]

= [pic] [pic]



44) ( 2X -13) –(3[pic]-4X +16)

2X-13 -3[pic] +4X -16

-3[pic]+6X -29



42) (4[pic]-5[pic] +[pic]). ([pic]

4[pic]-8[pic] -5[pic] +10[pic]+[pic]-2[pic]

4[pic]-5[pic] -7[pic]+10 [pic]-2[pic]

76) (2a +3).(2a-3).( 4[pic]+9)

( 4[pic]-9) ( 4[pic]+9) factoreo diferencia de cuadrados

16[pic] -81 [pic]-[pic]) (a+b)(a-b)

58)3[pic] -9[pic]+13[pic] -11a+4 [pic] -2ª +1

- 3[pic] +6[pic]3[pic] 3[pic] -3a +4

- 3[pic] +10[pic]+4

+3[pic] -6[pic]

4[pic]

-4[pic]

0 respuesta 3[pic] -3a +4 residuo 0

84) 8[pic] - 6[pic] -5[pic] +3 / [pic] +[pic]

X +[pic] =x - (-[pic] )

8 -6 -5 3

[pic] 8 +9 +9 -3

8 -12 4 0 residuo = 0



91) (-2 [pic] -6[pic] +2[pic] -4) / ([pic] -[pic] )

[pic] = 0 [pic]

-2 ([pic] ) 2– 6 ([pic] )2 +2 ([pic] )-4

-[pic] +1-4

-[pic] -[pic] +1 -4 = -5 residuo -5



115) x-1 de [pic] +[pic] +………..+x+1)explique

[pic] +[pic] +………..+x+1 no es factorable...