Question

f(x)=10x2+4x, el valor de f(2) es equivalente a

a)22
b)-48
c)14
d)48

Answer 1

f(x)=10x2+4x

f(2)=10(2)2+4(2)

f(2)=20(2)+8

f(2)=40+8

f(2)=48