One of the factor of $(25 x^{2} - 1) + (1 + 5 x^{2})$ is

5 + x

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5 - x

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5 x - 1

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10 x

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Solution

The correct option is D $10 x$
Given, $(25 x^{2} - 1) + (1 + 5 x^{2}) = 30 x^{2} = (3 x) (10 x)$
Clearly, $10 x$ is factor of $(25 x^{2} - 1) + (1 + 5 x^{2})$
Option D is correct.

Suggest Corrections

Similar questions

One of the factors of $(25 x^{2} - 1) + (1 + 5 x)^{2}$ is
(a) 5+x (b) 5-x (c) 5x-1 (d) 10x

One of the factors of $(25 x^{2} - 1) + (1 + 5 x)^{2}$ is

A) $5 + x$
B) $5 - x$
C) $5 x - 1$
D) $10 x$

(25 x^{2} - 1) + (1 + 5 x)^{2}

5 + x

5 - x

5 x - 1

10 x

(- 25 x^{2} - 1) + (1 + 5 x)^{2}

One of the factors of $(25 x^{2} - 1) + (1 + 5 x)^{2}$ is

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