Math, asked by krantidevi2006, 5 hours ago

if z = -10, then find the value of z^2 + 2z - 5.

Answers

Answered by amitarai7222

1

Step-by-step explanation:

-10^2+2×-10-5

100-20-5

100-25

75

hope this helped

Answered by ramk710

5

Answer:

z=-10

z²+2z-5 = (-10)² + 2(-10)-5

=100-20-5

=100-25

=75

ans:75

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