F(x)-x^2+6x+8 how do you convert this form to standard form and vertex form

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?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?

What is the approximate value of  x  in the equation below.–3.396–0.7080.3040.955