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(a) Factorize x^(2) + 25x + 144...

(a) Factorize `x^(2) + 25x + 144`

Text Solution

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Here, the constant term is `144 = (16xx9)` and the coefficient of x is `25 = (16+9)`
`:. X^(2) + 25x + 144`
`= x^(2) + 16x + 9x + 144`
`= x(x +16) + 9(x + 16)`
`= (x + 16) (x + 9)`
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