Find the sum of the summation of 3 i plus 2, from i equals 5 to 13.
261
41
220
38

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.

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! ❤

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?