State the trigonometric identities for sin2x, cos2x and tan2x
sin2x = 2sinxcosx cos2x = cos^2(x) - sin^2(x) tan2x = (2tanx)/(1-tan^2(x))
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Related Maths A Level answers
All answers ▸integrate (4cos^4 x -4cos^2x+1)^1/2
How would you determine what sort of stationary point this curve has? x^3 - 6x^2 + 9x - 4
(a) Find the differential of the the function, y = ln(sin(x)) in its simplest form and (b) find the stationary point of the curve in the range 0 < x < 4.
Find the stationary points on the curve y = x^3 + 3x^2 - 9x - 4