Question

$48x^{2} + 84x - 432$
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Answer 1

Answer:

48x2 + 84x-432=0

12(4x2+7x-36)=0

4x2+7x-36=0

4x2+16x-9x-36=0

4x(x+4)-9(x+4)=0

(4x-9)(x+4)=0

x=9/4. ; x=-4

Answer 2

Answer:

Step-by-step explanation:

48x2 + 84x-432=0

12(4x2+7x-36)=0

4x2+7x-36=0

4x2+16x-9x-36=0

4x(x+4)-9(x+4)=0

(4x-9)(x+4)=0

x=9/4. ; x=-4