2011
Mathematics
JAMB
Factorize completely 9y2 - 16X2
A.
(3y - 2x)(3y + 4x)
B.
(3y + 4x)(3y + 4x)
C.
(3y + 2x)(3y - 4x)
D.
(3y - 4x)(3y + 4x)
Correct Answer: (3y - 4x)(3y + 4x)
Explanation
9y2 - 16x2 = 32y2 - 42x2 = (3y - 4x)(3y +4x)
9y2 - 16x2 = 32y2 - 42x2 = (3y - 4x)(3y +4x)THIS WEEK's
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