3 sec
2 sec
4 sec
1 sec
Correct answer is A
\(u = 27 ms^{-1}; a = -9 ms^{-2}; v = 0; t = ?\)
\(v = u + at; t = \frac{v - u}{a}\)
\(t = \frac{0 - 27}{-9} = \frac{-27}{-9}\)
\(\therefore t = 3 sec\)
Solve the inequality \(2x^{2} + 5x - 3 \geq 0\)....
Given that \(P = \begin{pmatrix} 4 & 9 \end{pmatrix}\) and \(Q = \begin{pmatrix} -1 & -2 \\ ...
If \(8^{x} ÷ (\frac{1}{4})^{y} = 1\) and \(\log_{2}(x - 2y) = 1\), find the value of (x ...
If \(16^{3x} = \frac{1}{4}(32^{x - 1})\), find the value of x....
What is the angle between \(a = (3i - 4j)\) and \(b = (6i + 4j)\)?...
If \(P = {x : -2 < x < 5}\) and \(Q = {x : -5 < x < 2}\) are subsets of \(\mu = {x : -5 ...