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If f(x)=x²+2x then find f(2) and f(8)​
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If f(x)=x²+2x then find f(2) and f(8)​

User Anjnkmr
by
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1 Answer

9 votes

Answer:

f(2) = 8, f(8) = 80

Explanation:


f(x)=x(x+2)


f(2)=2(2+2)=2(4)=8\\f(8)=8(8+2)=8(10)=80

User Crashworks
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