Question

solve this 5+2x answer is -27/8

Answer 1

5+2x=0
2x=-5
x=-5/2
p(-5/2)=(-5/2)^3+3(-5/2)^2+3(-5/2)+1
=-125/8+75/4-15/2+1
= -125+150-60+8/8
= -27/8
If it helped you pleaseeee mark as brainliest

Answer 2

(i) x+1 please make a mark