plshelp1232 plshelp1232

24-06-2018
Mathematics

contestada

Let f(x)=3x+5 and g(x)=x^2.

Find (f+g)(x)

A) x^2+3x+5

B) 3x^3+5x^2

C) 3x^2+5

D) x^3+5

Respuesta :

ogbonnanaomi247 ogbonnanaomi247

24-06-2018

f(x)= 3x+5 and g(x)= x²

find (f+g)(x)

substitute g(x) into f(x)

3(x²)+5

the answer is C

Answer Link

CallmeGuiga CallmeGuiga

24-06-2018

[tex]3 {x}^{3} + 5 {x}^{2} [/tex]

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