factories : x^2-19x+78
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Answered by
9
Answer:
hey mate
x²-19x+78
x²- (13+6)x+78
x²-13x-6x+78
x(x-13)-6(x-13)
(x-13) (x-6)
Hope it help!
Answered by
2
Answer:
(x-13)(x-6)
Step-by-step explanation:
x^2-19x+78
=x^2-13x-6x+78
=(x^2-13x)(-6x+78)
=x(x-13)-6(x-13)
=(x-13)(x-6)
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