(Q:4) What is the value of(3x -4) (2x +7)
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SOLUTION:-
(3x-4)(2x+7)=0
→6x²+21x-8x-28=0
→6x²+13x-28=0
→6x²+21x-8x-28=0
→3x(2x+7)-4(2x+7)=0
→(2x+7)(3x-4)=0
→2x+7=0 3x-4=0
→2x=-7 3x=4
→x=-7/2 x=4/3 Ans
I hope this will help you friend.
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