suppose rich only paid the interest during his 4 yars in school and the 6 month grace period. what will he now pay in the interest over the term in his loan

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?