multiplication of
(x-4) (2x+7)
Answers
Answered by
1
answer :
= x ( 2x +7 ) -4 (2x +7)
= 2x sq. + 7x - 8x -28
= 2x sq. -x -28
hence ,the required no.is
2x square - x - 28
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Answered by
1
Answer:
(X-4)(2X+7)=0
2X^2+7X-8X-28=0
2X^2-X-28=0
2X^2-8X+7X-28=0
2X(X-4)+7(X-4)=0
(X-4)(2X+7)=0
X=4 ,X=-7/2
Step-by-step explanation:
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