MCQ
Tick $(\checkmark)$ the correct answer:
$(2 - 50x^2) = \ ?$
$(2 - 50x^2) = \ ?$
- A$2(1 - 5x)^2$
- B$2(1 + 5x)^2$
- C$(2 - 5x)(2 + 5x)$
- ✓$2(1 - 5x)(1 + 5x)$
✓
Answer
Correct option: D.
$2(1 - 5x)(1 + 5x)$
D. $2(1 - 5x)(1 + 5x)$
Solution:
$2-50 x^2=2\left(1-25 x^2\right) $
$ =2\left\{(1)^2-(5 x)^2\right\} $.
$ =2(1-5 x)(1+5 x)$
Solution:
$2-50 x^2=2\left(1-25 x^2\right) $
$ =2\left\{(1)^2-(5 x)^2\right\} $.
$ =2(1-5 x)(1+5 x)$
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