Asked by jerson
2x^2-10x+8
Answers
Answered by
MathMate
2x^2-10x+8
=2(x²-5x+4)
Find numbers a and b such that
a*b=4, and a+b=-5
=2(x+a)(x+b)
=2(x-4)(x-1)
i.e. a=-4, b=-1
=2(x²-5x+4)
Find numbers a and b such that
a*b=4, and a+b=-5
=2(x+a)(x+b)
=2(x-4)(x-1)
i.e. a=-4, b=-1
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