Jamb Mathematics Questions - Polynomials
Question 111:
Find T in terms of K, Q and S if S = 2r(\(\piQT + K)
- A \(\frac{S^2}{2 \pi r^2Q} - \frac{k}{Q}\)
- B \(\frac{S^2}{2 \pi r^2Q}\) - k
- C \(\frac{S^2}{4 \pi r^2Q} - \frac{k}{Q}\)
- D \(\frac{s^2}{4 \pi r^2Q}\)
Question 112:
Two variables x and y are such that \(\frac{dy}{dx}\) = 4x - 3 and y = 5 when x = 2. Find y in terms of x
- A 2x<sup style='font-size: smaller;'>2</sup> - 3x + 5
- B 2x<sup style='font-size: smaller;'>2</sup> - 3x + 3
- C 2x<sup style='font-size: smaller;'>2</sup> - 3x
- D 4
Question 113:
Solve the simultaneous equations \(\frac{2}{x} - {\frac{3}{y}}\) = 2, \(\frac{4}{x} + {\frac{3}{y}}\) = 10
- A X = \(\frac{3}{2}\), y = \(\frac{3}{2}\)
- B X = \(\frac{1}{2}\), y = \(\frac{3}{2}\)
- C X = \(\frac{-1}{2}\), y = \(\frac{-3}{2}\)
- D X = \(\frac{1}{2}\), y = \(\frac{3}{2}\)
Question 114:
Make F the subject of the formula t = \(\sqrt{\frac{v}{\frac{1}{f} + \frac{1}{g}}}\)
- A \(\frac{gv-t^2}{gt^2}\)
- B \(\frac{gt^2}{gv-t^2}\)
- C \(\frac{v}{\frac{1}{t^2} - \frac{1}{g}}\)
- D \(\frac{gv}{t^2 - g}\)
Question 115:
Find the non-zero positive value of x which satisfies the equation \(\begin{vmatrix} x & 1 & 0 \\ 1 & x & x \\ 0 & 1 & x\end{vmatrix}\) = 0
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