Question

$5a {?}^{2} - 18a - 8 \: find \: factors$
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Answer 1

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= 5a² - 18a - 8

= 5a² - 20a + 2a - 8

= 5a ( a - 4 ) + 2 ( a - 4 )

= ( 5a + 2 ) ( a - 4 )

Hence, 5a + 2 , a - 4 are the factors.

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