Question

if z =-10 find the value of Z²+4(z+5)​

Answer 1

Answer:

I hope the answer in the picture will help you.

Answer 2

Step-by-step explanation:

given that ; z= -10

put z value in z^2 + 4(z+5)

= ( -10)^2 + 4( -10+5)

= 100 -20

= 80