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Question

Solve the following quadratic equation by factorization, the roots are 3ba, 4a:
ax2+(4a23b)x12ab=0

A
True
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B
False
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Solution

The correct option is A True
ax2+(4a23b)x12ab=0
ax2+4a2x3bx12ab=0
ax(x+4a)3b(x+4a)=0
(ax3b)(x+4a)=0
ax3b=0 and x+4a=0
x=3ba and x=4a
Roots given in question are correct.

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