factorise it with solution 15x2 + 2x -8
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Answered by
73
15x^2+2x-8=0
15x^2+12x-10x-8=0
3x(5x+4)-2(5x+4)=0
(3x-2)(5x+4)=0
3x=2 or 5x=-4
X=2/3 orx=-4/5
hope it helps..
15x^2+12x-10x-8=0
3x(5x+4)-2(5x+4)=0
(3x-2)(5x+4)=0
3x=2 or 5x=-4
X=2/3 orx=-4/5
hope it helps..
Answered by
7
hope this helps you friends
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