if x = 2, Y = -7 Then the value of
27x³ +27 x³y + 9xy²+y³ - is equal to
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2
Step-by-step explanation:
i think you understand all step
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Answered by
1
Answer:
4880
Step-by-step explanation:
=27(2)³+27(2³(-7))+9(2(-7)³)
=27(8)+27(8×-7)+9(2×-343)
=216+27(-56)+9(686)
=216-1512+6176
=4880
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