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Sagot :
So we have
x²+y³-z
Letting x=-2, y=9 and z=-9 we have
(-2)²+(9)³-(-9)
This gives us
4-729+9
Which gives us
4-720
Which gives us
-716
So the answer is -716. Hope this helps!!
x²+y³-z
Letting x=-2, y=9 and z=-9 we have
(-2)²+(9)³-(-9)
This gives us
4-729+9
Which gives us
4-720
Which gives us
-716
So the answer is -716. Hope this helps!!
Answer:
742
Step-by-step explanation:
x^2 + y^3 - z = (-2)^2 + 9^3 - (-9)
= 4 + 729 + 9
= 742
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