Question

$x2 - x - 156$
factorise this

Answer 1

Hey friend!

here is your Answer!

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==> X^2 -x -156=0

==> x^2 -13x +12x -156 =0

==> x(x-13) +12 (x-13)=0

==> (X+12) (x-13) =0

==> X = -12 & 13 Ans

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