Waec Mathematics Questions
Question 551:
Make S the subject of the formula: \(V = \frac{K}{\sqrt{T-S}}\)
- A \(T-\frac{K^2}{V^2} = S\)
- B \(T+\frac{K^2}{V^2} = S\)
- C \(T-\frac{K^2}{V} = S\)
- D \(T-\frac{K}{V} = S\)
- E \(T-\frac{K}{V^2} = S\)
Question 552:
Find the equation whose roots are \(\frac{2}{3}and \frac{-1}{4}\)
- A \(12x^2+11x+2=0\)
- B \(12x^2-11x+2=0\)
- C \(x^2-\frac{11}{12}x+2=0\)
- D \(x^2+\frac{11}{12}x-2=0\)
- E \(12x^2+11x+2=0\)
Question 555:
If h(m+n) = m(h+r) find h in terms of m, n and r
- A \(h=\frac{mr}{2m+n}\)
- B \(h=\frac{mr}{n+m}\)
- C \(h=\frac{m+n}{n}\)
- D \(h=\frac{m+n}{m}\)
- E \(h=\frac{mr}{n}\)