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Factorize completely 9y2 – 16X2

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: Option D
Explanation

9y2 – 16x2
= 32y2 – 42x2
= (3y – 4x)(3y +4x)