Respuesta :
subsitute 2 for x
assuming you mean f(x)=x²+1
remember order of operaions, exponents before addition
f(2)=(2)²+1
f(2)=4+1
f(2)=5
f(2)=5
answer is 5
assuming you mean f(x)=x²+1
remember order of operaions, exponents before addition
f(2)=(2)²+1
f(2)=4+1
f(2)=5
f(2)=5
answer is 5