Question

dada a função f(2x - 3)= 4x +5, determine o valor de f(1). 13

Answer 1

f(2x - 3)= 4x +5

f(1).13

2x - 3 = 1
2x = 1 + 3
x = 4/2
x = 2

f(2.2 - 3) = 4.2 + 5
f(4 - 3) = 8 + 5
f(1) = 13

f(1).13
= 13.13
= 169

R.: 169