Question

$\huge \fbox \red{Question}$
Factor: 5x2 – 15x – 20.
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Answer 1

$\Huge \fbox \red{Answer}$

5x2 – 15x – 20.

= 5(x2 – 3x – 4).

= 5(x2 – 4x + x – 4).

= 5{x(x - 4) +1(x - 4)}.

$\fbox \green{Ans = 5(x-4)(x+1)}$

$\fbox \blue{Hope it Helps!}$

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Answer 2

Answer:

Refer to the attachment...

Answer is=5(x-4)(x+1)