Solve this equation: x^2 + 2x + 2

x = (-2 +/- sqrt(4-8))/2                    therefore x = - 1 +/- i, where i is the imaginary unit

AE

Related Further Mathematics A Level answers

All answers ▸

Find the general solution to the differential equation d^2x/dt^2 + 5 dx/dt + 6x = 4 e^-t


In simple harmonic motion, where would the object have the largest speed. If the angular velocity is 2 rad s^-1, and the amplitude is 1m, what is the largest speed obtained by the object?


Show that the set of real diagonal (n by n) matrices (with non-zero diagonal elements) represent a group under matrix multiplication


Find the general solution to the differential equation; y'' + 4y' = 24x^2