How do you find the inverse of this function

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.