Pls look at the image and solve all.​

In which form is the following function written? y = - 2(x – 3)(x + 5)

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be

Mr. roseanne will buy 12 1/2 pounds beef for for a cookout. the price for the first 3 pounds of beef is $4.99 per pound. after that, the price is $4.49 per pound. how much will mr. roshan pay for the beef