" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
6x² +10x -9x -15
(6x² +10x) -(9x +15)
2x(3x +5) -3(3x +5)
(2x -3) (3x +5)
6x-15=-90
p.q = -90
p+q = 1
p=10
q=-9
(6x+10)(6x-9)/6
=3(2x-3)(6x+10)/6
=(2x-3)(6x+10)/2
(6x+10)/2=0
6x+10=2
x1=-4/3
2x-3=0
x2=3/2