Question

X square + 12 x minus 45

Answer 1

HEY MATE HERE IS YOUR ANSWER

=x^2+12x-45

=x^2+15-3x-45

=x (x+15) -3 (x+15)

=(x-3) (x+15)

HOPES THIS HELPS YOU✌✌

HAVE A COOL DAY MATE..........

Answer 2

Hey !!!! ^_^

Here is your answer

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The factorisation of the given polynomial be ..


${x}^{2} + 12x - 45 \\ \\ {x}^{2} + 15x - 3x - 45 \\ \\ x(x + 15) - 3(x + 15) \\ \\ (x + 15)(x - 3)$

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If u want to find the root the given polynomial then ....

(x + 15)(x - 3) = 0

x = -15 .....or......x = 3


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I HOPE IT WILL HELP YOU


Thank you

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