Answers If (T = begin{pmatrix} -2 & -5 \ 3 & 8 end{pmatrix}), find (T^{-1}), the… If (T = begin{pmatrix} -2 & -5 \ 3 & 8 end{pmatrix}), find (T^{-1}), the inverse of T.… Read More
Answers A box contains 5 red and k blue balls. A ball is selected at random… A box contains 5 red and k blue balls. A ball is selected at random from the box.… Read More
Answers If (frac{x + P}{(x – 1)(x – 3)} = frac{Q}{x – 1} + frac{2}{x -… If (frac{x + P}{(x – 1)(x – 3)} = frac{Q}{x – 1} + frac{2}{x – 3}), find the… Read More
Answers If (2, (k+1), 8,…) form an exponential sequence (GP), find the values of k. If (2, (k+1), 8,…) form an exponential sequence (GP), find the values of k. A. -3 and 5… Read More
Answers Using the binomial expansion ((1+x)^{6} = 1 + 6x + 15x^{2} + 20x^{3} + 15x^{4}… Using the binomial expansion ((1+x)^{6} = 1 + 6x + 15x^{2} + 20x^{3} + 15x^{4} + 6x^{5} +… Read More
Answers If ((x + 2)) and ((3x – 1)) are factors of (6x^{3} + x^{2} -… If ((x + 2)) and ((3x – 1)) are factors of (6x^{3} + x^{2} – 19x + 6),… Read More
Answers If (8^{x} ÷ (frac{1}{4})^{y} = 1) and (log_{2}(x – 2y) = 1), find the value of… If (8^{x} ÷ (frac{1}{4})^{y} = 1) and (log_{2}(x – 2y) = 1), find the value of (x – y).… Read More
Answers Simplify (frac{1 + sqrt{8}}{3 – sqrt{2}}). Simplify (frac{1 + sqrt{8}}{3 – sqrt{2}}). A. (7 + sqrt{2}) B. (7 + 7sqrt{2}) C. (1 – 7sqrt{2})… Read More
Answers Given that (x * y = frac{x + y}{2}, x circ y = frac{x^{2}}{y}) and ((3 *… Given that (x * y = frac{x + y}{2}, x circ y = frac{x^{2}}{y}) and ((3 * b) circ 48 =… Read More
Answers If (f(x) = 3x^{3} + 8x^{2} + 6x + k) and (f(2) = 1), find… If (f(x) = 3x^{3} + 8x^{2} + 6x + k) and (f(2) = 1), find the value of… Read More