Question

1)+2 -16x + 48 - 0;
2) x2 -7x-18=0;
3) x2 -15x + 56 = 0;
4) 72 + 12x + 27 = 0;
5) x2 -11x + 28 = 0;
6 ½2 -11x+18=0
7) x? + 10x + 21 = 0;
8) 2x? -5x +2=0;
9) x7 - 21x + 20 = 0;
10)22 -6x -55 = 0;
11) 3x? - x - 70= 0;
12) x2 -100x + 99 = 0.

Answer 1

-16x + 50
(x-9)(x+2)
(x-7)(x-8)
12x = -99
(x-4)(x-7)
(x-2)(x-9)
(x+3)(x+7)
(2x-1)(x-2)
(x-1)(x-4)(x-5)
x = 9
(3x+10)(x-7)
(x-1)(x-99)