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Z=9x^2-y find the value of z when x=3 and y=9
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Z=9x^2-y find the value of z when x=3 and y=9

User Parnas
by
3.4k points

1 Answer

1 vote

Answer:

it's 72

Explanation:

z = 9ั…^2 - ัƒ , when x = 3, y = 9, we'll get

z = 9* 3^2 - 9.

9 * 3^2 - 9 = 9*9-9 = 81 - 9 = 72

So, z = 72

User Zeb Kimmel
by
3.3k points
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