angiemendez04 angiemendez04

14-09-2020
Mathematics

contestada

1.3b^2 t 4b+1 when b=-2
2.3x+5 when x=4
3.5x-6 when x=-2
4.2x^2+1 when x=-5

Please help me is for today I don’t know what to do

Respuesta :

salmffg2 salmffg2

14-09-2020

1- 3(-2^2t)-7
2- 12+5=17
3- -10-6= -16
4- 2(-5^3)= -250

I can’t find the first one because of t

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please help, solve and explain plz i will marl brainliest if you do it