Question

Can someone please explain to me how to do this question
x^2-7x+___=( )^2
thanks

Answer 1

wat number is it ????

Answer 2

x^2 -3x -10x + 30
doesn't match - you needed one + sign, one negative sign, with the higher number + so that the middle number is +
(x-3)(x+10)
x^2 -3x + 10x - 30
x^2 +7x - 30 (now it works)

Answer 3

do it help??????

Answer 4

That is what I am trying to figure out it is a 2 part answer