Given that w=ay^2 and y=bx^2+c. find dw/dx by chain rule

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent