Question

Factorize the given expressions using identity:
X2+ (a+b)x+ab= (x+a)(x+b)
X2 + 8x+15
X2 + 9x+20
X2 + 15x+54
X2 + 21x+104
X2 + 21x+90
X2 + x -20
X2 + 10x -75
X2 + 6x -112
X2 + 11x -80
X2 - 14x +45
X2 - 17x +72
X2 - 19x +60
X2 - 18x +65
X2 - 1x 20
X2 - 3x - 21
X2 - 6x 27
X2 - 5x 104​

Answer 1

Answer:

Sorry, I tried but did not got the answer..