Math Problem Statement
solve all completely for (b)(ii) and give all working and final answer
Solution
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Math Problem Analysis
Mathematical Concepts
Trigonometry
Solving Trigonometric Equations
Formulas
Rcos(x - α) = Rcos(x)cos(α) + Rsin(x)sin(α)
R = sqrt(a^2 + b^2)
tan(α) = b/a
cos(x) = cos^-1(value)
Theorems
Trigonometric Identities
Angle Addition Formula
Suitable Grade Level
Grades 11-12 (Pre-Calculus)