[4014]
[4400]
[4004]
[4104]
Correct answer is C
P:(x,y)→(2x+y,−2y)
p[xy]=[2xy0−2y]
∴
\therefore p^2 = \begin{bmatrix} 2&1\\0&-2\end{bmatrix} \begin{bmatrix} 2&1\\0&-2\end{bmatrix} = \begin{bmatrix} 4&0\\0&4\end{bmatrix}
A stone is thrown vertically upward and distance, S metres after t seconds is given by S = 12t ...
The coefficient of the 7th term in the binomial expansion of (2 - \frac{x}{3})^{10} in ascending...
Given that sin x = \frac{4}{5} and cos y = \frac{12}{13}, where x is an obtuse angle and y i...
A binary operation ∆ is defined on the set of real numbers R, by x∆y = \(\sqrt{x+y - \frac{xy}{4...
An operation * is defined on the set, R, of real numbers by p * q = p + q + 2pq. If the identity...
If 16^{3x} = \frac{1}{4}(32^{x - 1}), find the value of x....
Three forces F_{1} = (8 N, 300°), F_{2} = (6 N, 090°) and F_{3} = (4 N, 180°) ac...
In a firing contest, the probabilities that Kojo and Kwame hit the target are \frac{2}{5} and \(...
Given that 2x + 3y - 10 and 3x = 2y - 11, calculate the value of (x - y). ...