Math, asked by kashish5828, 11 months ago

factorise the following 1 - 3 x - 28 x square

Answers

Answered by lenin100

1

Answer:

x+4, x-7............

Answered by supriyasupriya010505

1

Answer:

=1-3x-28x2

=1-7x +4x-28x2

=1(1-7x)4x(1-7x)

=(1-7x)(1+4x)....

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