Question

find the value

Answer 1

whats that equaton 10x^5?

Answer 2

10x - 5

Answer 3

and it was the value of f inverse of -4?

Answer 4

okay the finverse function means

Answer 5

when you put X into the function Y, your X changes
in this case
Y=10x-5
so your x got multiplied by 10 and subtracted 5
how do i reverse the value of x?

Answer 6

we gotta do the functions in reverse on x now

Answer 7

y= (x+5) / 10
we first added because we did that last in first equation
and then we divided by 10 because we multiplied first in first equation

Answer 8

now we just plug in our value