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Factorize completely 9y2 - 16X2

Mathematics
JAMB 2011
Factorize completely 9y2 - 16X2
  • A. (3y - 2x)(3y + 4x)
  • B. (3y + 4x)(3y + 4x)
  • C. (3y + 2x)(3y - 4x)
  • D. (3y - 4x)(3y + 4x)
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Correct Answer: Option D
Explanation
9y2 - 16x2

= 32y2 - 42x2

= (3y - 4x)(3y +4x)

There is an explanation video available below.

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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995

Explanation Video

WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
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WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709