Year 13 Maths
Further trigonometry
Radians, arc length and sector area, small angle approximations, secant, cosecant and cotangent, inverse trigonometric functions, addition formulae, double angle and R sin(x plus alpha) forms.
Further trigonometry free practice
No timer and no account needed. Check each answer as you go, then read the explanation.
1. What is the domain of the function f(x) = arcsin(2x)?
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