Find the sum and express it in simplest form.
(-2y3 + 2y2 - 9) + (-4y3 + 5y2 + 7)

Shryia read a 481 -page-long book cover to cover in a single session, at a constant rate. after reading for 1.5 hours, she had 403 pages left to read. how fast was shryia reading? pages per hour how long did it take her to read the entire book? hours plz i realy need this

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

What is the remainder when 2872 is divided by 76? a) 51 b) 57 c) 60 d) 63