Question

20.Factorize: (x²-3x)? -8 (x2-3x)-20.​

Answer 1

X2-3x-16-24x-20

=x2-27x-36

D=b2-4ac(discriminate formula)

=(-27)2-4(1)(-36)

=729+144

=873

=29.54657340..........

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