Everybody go to the chrome web store and report Securly lets get it baned

Jude is making cement for a driveway. the instructions show the amount of each ingredient to make 1 batch of cement. complete each statement to adjust the ingredients for each new situation if jude uses these instructions.

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

Find the amplitude of a sinusoidal function that models this temperature variation