<em>Look</em><em> </em><em>at</em><em> </em><em>the</em><em> </em><em>attached</em><em> </em><em>picture</em><em>⤴</em>
<em>Hope</em><em> </em><em>this</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em>
1:1, because there’s a same number of both !
Answer:
B. f -1(x) = x + 2 / 5

Step-by-step explanation:
To find the inverse of a function we need to interchange x and y an solve for y.
Since
, then



Add 2 to both sides


Divide both sides by 5




We can conclude that the correct answer is B. f -1(x) = x + 2 / 5
Look Up Express 90 as the product of its prime number in orderAnd Read About Prime Numbers...