Q. 204.2( 18 Votes )

# Factories:

36c^{2} – (5a + b)^{2}

Answer :

Given,

36c^{2} – (5a + b)^{2}

= (6c)^{2} – (5a + b)^{2}

By using the formula a^{2} – b^{2} = (a + b)(a – b)

We get,

36c^{2} – (5a + b)^{2} = (6c)^{2} – (5a + b)^{2}

= {(6c) + (5a + b)}{(6c) – (5a + b)}

= (6c + 5a + b)(6c – 5a – b)

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