Question

Dada a função definida por:
f ( x ) = X elevado a 2 - 5x - 10

Calcule:
a) f (4)
b) f (5)

Answer 1

x^2-5x-10
f(4)=4^2-5(4)-10
f(4)=16-20-10
f(4)=-14

f(5)=5^2-5(5)-10
f(5)=25-25-10
f(5)=-10