Question

dada a funcao f(×)= -3×+2
calcule f(2), f(0), f(-7)

Answer 1

f (x) = -3x + 2

f (2) = -3*(2) + 2 = -6+2 = -4
f (0) = -3*(0) + 2 = 0 +2 = 2
f (-7) = -3*(-7) + 2 = 21 + 2 = 23