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Make Q the subject of formula when \(L=\frac{4}{3}M\sqrt{PQ}\)

Mathematics
JAMB 2008

Make Q the subject of formula when \(L=\frac{4}{3}M\sqrt{PQ}\)

  • A. \(\frac{9L^2}{16M^2P}\)
  • B. \(\frac{3L}{4M\sqrt{P}}\)
  • C. \(\frac{\sqrt{3L}}{4MP}\)
  • D. \(\frac{3L^2}{16M^2}P\)
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Correct Answer: Option A
Explanation

\(L=\frac{4}{3}M\sqrt{PQ}\\
=\frac{3}{4M} \times L = \sqrt{PQ}\\
=\left(\frac{3L}{4M}\right)^2=(\sqrt{PQ})^2\\
=\frac{9L^2}{16M^2}=PQ\\
=Q=\frac{9L^2}{16M^2 P}\)

There is an explanation video available below.


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Explanation Video

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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
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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
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
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts