Change Of Subject Of Formula - Mathematics Jamb Past Questions and Answers

Question 36 :

• JAMB 2006

If \(T = 2\pi \sqrt{\frac{l}{g}}\), make g the subject of the formula

A. (4π l²) / T
B. (4π²l) / T²
C. (4π²l²) / T²
D. (2π√l) / T

Question 37 :

• JAMB 2007

Make L the subjects of the formula if \(\sqrt{\frac{42w}{5l}}\)

A. \(\sqrt{\frac{42w}{5d}}\)
B. \(\frac{42W}{5d^2}\)
C. \(\frac{42}{5dW}\)
D. \(\frac{1}{d}\sqrt{\frac{42w}{5}}\)

Question 38 :

• JAMB 2008

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

A. \(\frac{9L^2}{16M^2}P\)
B. \(\frac{3L}{4M\sqrt{P}}\)
C. \(\frac{\sqrt{3L}}{4MP}\)
D. \(\frac{3L^2}{16M^2}P\)

Question 39 :

• JAMB 2009

If \(p=\sqrt{\frac{rs^3}{t}}\), express r in terms of p, s and t

A. \(\frac{p^2 t}{s^3}\)
B. \(\frac{p^3 t}{s^3}\)
C. \(\frac{p^3 t}{s^2}\)
D. \(\frac{p^ t}{s^3}\)

Question 40 :

• JAMB 2010

Make Q the subject of formula if p = \(\frac{M}{5}\)(X + Q) + 1

A. \(\frac{5P - MX + 5}{M}\)
B. \(\frac{5P - MX - 5}{M}\)
C. \(\frac{5P + MX + 5}{M}\)
D. \(\frac{5P + MX - 5}{M}\)