Tick (✓) the correct answer

Question:

Tick (✓) the correct answer:
(2 − 50x2) = ?

(a) 2(1 − 5x)2

(b) 2(1 + 5x)2

(c) (2 − 5x)(2 + 5x)

(d) 2(1 − 5x)(1 + 5x)

Solution:

(d) 2(1 − 5x)(1 + 5x)

$2-50 x^{2}$

$=2\left(1-25 x^{2}\right)$

$=2(1-5 x)(1+5 x)$

 

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