Question

For what values of 'a' the equation asin x + 3 cos x=2a-1 has a solution.
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Answer 1

Answer:

the second quadrant will have a negative value. sinθ = 2 ... (−1) = π cos−1 π = (x − 2) π. 4. 4 = (x − 2) x = 6. −2π. [7 marks]. 3. ... evidence of valid attempt to solve equation (M1 ). e.g..

Answer 2

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