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Monday, 22 June 2026
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Mathematics Past Questions and Answers

Topic: Polynomials

Jamb Mathematics Questions - Polynomials

Question 141:
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 \(\frac{1}{d}\sqrt{\frac{42w}{5}}\)
View Answer & Explanation
Question 142:
If log102 = x, express log1012.5 in terms of x
  • A 2(1 + x)
  • B 2 + 3x
  • C 2(1 - x)
  • D 2 - 3x
View Answer & Explanation
Question 143:
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 \(\frac{3L^2}{16M^2}P\)
View Answer & Explanation
Question 144:
Find the values of x and y respectively if
\(\begin{pmatrix} 1 & 0 \\ -1 & -1\\ 2 & 2 \end{pmatrix}\) + \(\begin{pmatrix} x & 1 \\ -1 & 0\\ y & -2 \end{pmatrix}\) = \(\begin{pmatrix} -2 & 1 \\ -2 & -1\\ -3 & 0 \end{pmatrix}\)
  • A -3, -2
  • B -5, -3
  • C -2, -5
  • D -3, -5
View Answer & Explanation
Question 145:
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 \(\frac{p^ t}{s^3}\)
View Answer & Explanation