If F(x)=2x+4 and g(x)=x^2+3

Question

f(-3)

f(m+2)

g(-4)

g(3p)

g(0)

Answer 1

F(x)=2x+4

 

f(-3) =2(-3)+4 =-6+4 =-2

 

f(m+2) =2(m+2)+4 =2m+4+4=2m+8

 

g(x)=x^2+3

 

g(-4) =(-4)² +3 =16+3 =19

 

g(3p) =(3p)²+3 =9p²+3

 

g(0) =(0)²+3 =3