Question

x^2 + 7x + 10

Answer 1

HI HANNAH!!!
(X+5)(X+2)

Answer 2

D = 49
x1 = (-7 + 3)/ 2 = -4 / 2 = -2
x2 = (-7 - 3)/ 5 = -10 /2 = -5

Answer 3

So you get \[x ^{2} + 7x +10 = (x+2) (x+5)\]