Answers If (3x^{2} + 2y^{2} + xy + x – 7 = 0), find (frac{mathrm d… If (3x^{2} + 2y^{2} + xy + x – 7 = 0), find (frac{mathrm d y}{mathrm d x})… Read More
Answers Express (frac{2sqrt{2}}{sqrt{48} – sqrt{8} – sqrt{27}}) in the form (p + qsqrt{r}), where p,… (a) Express (frac{2sqrt{2}}{sqrt{48} – sqrt{8} – sqrt{27}}) in the form (p + qsqrt{r}), where p, q and r… Read More
Answers If the quadratic equation ((2x – 1) – p(x^{2} + 2) = 0), where p… If the quadratic equation ((2x – 1) – p(x^{2} + 2) = 0), where p is a constant,… Read More
Answers (m begin{pmatrix} 2 \ 1 end{pmatrix} + n begin{pmatrix} -1 \ 2 end{pmatrix} =… (a) (m begin{pmatrix} 2 \ 1 end{pmatrix} + n begin{pmatrix} -1 \ 2 end{pmatrix} = begin{pmatrix} 5 \… Read More
Answers Forces (F_{1} = (3N, 210°)) and (F_{2} = (4N, 120°)) act on a particle… (a) Forces (F_{1} = (3N, 210°)) and (F_{2} = (4N, 120°)) act on a particle of mass 7kg… Read More
Answers An object P of mass 6.5kg is suspended by two light inextensible strings, AP… (a) An object P of mass 6.5kg is suspended by two light inextensible strings, AP and BP. The… Read More
Answers The table shows the frequency distribution of marks scored by some candidates in an examination…. The table shows the frequency distribution of marks scored by some candidates in an examination. Marks 0-9 10-19… Read More
Answers A bag contains 4 red, 6 blue and 8 green identical marbles. (a) If three… A bag contains 4 red, 6 blue and 8 green identical marbles. (a) If three marbles are drawn… Read More
Answers A survey conducted revealed that four out of every twenty taxi drivers do not have… A survey conducted revealed that four out of every twenty taxi drivers do not have a valid driving… Read More
Answers Find the equation of the tangent to curve (frac{x^{2}}{4} + y^{2} = 1) at… (a) Find the equation of the tangent to curve (frac{x^{2}}{4} + y^{2} = 1) at point (1, frac{sqrt{3}}{2}).… Read More