Find the determinant of a 2*2 matrix.

[1 -2; -5 -4] determinant = {1 * (-4)} - {-5 * (-2)} = -4 - 10 = -14

RA

Related Maths A Level answers

All answers ▸

dy/dx of 2x (3x - 1)^5


A particle P moves with acceleration (-3i + 12j) m/s^2. Initially the velocity of P is 4i m/s. (a) Find the velocity of P at time t seconds. (b) Find the speed of P when t = 0.5


What is the velocity of the line from vector A(3i+2j+5k) to vector B(10i-3j+2k)?


Use integration by parts to find the integral of xsinx, with respect to x