Slope 5 y - intercept 8​

Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

W-16=-12 solve each one step equation plz