Question

The function f(x), defined by the given equation, is one-to-one. Find f^ −1(x). f(x) = −7x

Answer 1

y=-1/7x or -x/7

Explanation:

ok so y=-7x

replace all the x with y and y with x

x=-7y

now solve for u

y=-x/7 or -1/7x

so the the inverse is y=-1/7x