gyanv579 gyanv579

26-01-2021
Mathematics

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If f(x)=x²+2x then find f(2) and f(8)

Respuesta :

highwireact highwireact

26-01-2021

Answer:

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

Step-by-step explanation:

[tex]f(x)=x(x+2)[/tex]

[tex]f(2)=2(2+2)=2(4)=8\\f(8)=8(8+2)=8(10)=80[/tex]

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