Factorize x^2-3x-28
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QUESTION: X^2-3X-28
ANSWER:
⇒X^2-7X+4X-28=0
⇒X(X-7)+4(X-7)=0
⇒(X-7)=0 (X+4)=0
⇒X=7 X=-4
ANSWER:
⇒X^2-7X+4X-28=0
⇒X(X-7)+4(X-7)=0
⇒(X-7)=0 (X+4)=0
⇒X=7 X=-4
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