Question

determine a f¹ da função definida por
a) y = 2x+3
b) y = 4x +1/3

Answer 1

funçao inversa de A
y=2x+3
x=2y+3
-2y=3-x .(-1)
2y=x-3
y=x-3/2

funçao inversa de B
y=4x+1/3

$x= \frac{4y+1}{3}$
$4y+1=3x$
$4y=3x-1$
$y=3x-1/4$