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If ƒ(n) = 3n 2 - 7, then ƒ(-2) equals?

User Paulchen
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1 Answer

6 votes

Answer:

f(n)=3n(2-7)

then,f(-2)=3*(-2)*(-5)

f(-2)=(-6)*(-5)

therefore f(-2)=30 Ans.

User Gnrfan
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