Question

If z= -9, find the value of z 2 by 3 +6


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Answer 1

$z = - 9 \\ \\ (z)2 \times 3 + 6 \\ \\ \implies \: -2z \times 9 \\ \\ =- 18z$

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Answer 2

Question:-

If z= -9, find the value of z² by 3 + 6

Solution:-

Given:- z = - 9

Now,

=> Z²/(3 + 6)

= -9² / 9

= 81/9

= 9

Hence Z²/(3 + 6) = 9 when z = - 9

i hope it helps you.