Question

dados f(x) = x²  determine f(3) - f(1)

Answer 1

Dados f(x) = x² determine f(3) - f(1)

f(x) = x²
f(3) = (3)²
f(3) = 9
e
f(x) = x²
f(1) = (1)²
f(1) = 1
então

f(x) = x² ====> f(3) - (f(1) = 9 - 1  ====> f(3) - f(1) = 8

Answer 2

$f(x)= x^{2}$

$f(3) - f(1)= (3)^{2} - (1)^{2} =9-1=8$