Solve the following quadratic equation by factorisation.
X2 + 8X = −15
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Answered by
4
ANSWER
x² −8x+15
=x² −5x−3x+15
=x(x−5)−3(x−5)
=(x−5)(x−3)
Answered by
2
I am not sure.........
just like x= -3,-5
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