Question: solve please 23. What quadrants do the solutions to 2 cosx + ~/3 = 0 lie in? C. III, IV a. I, II d. II,

solve please

23. What quadrants do the solutions to 2 cosx + ~/3 = 0 lie in? C. III, IV a. I, II d. II, III b. I, III 24. Which expression is equivalent to cos z ? a. C. COS * + sin COS cos COS - sin = sin 4 b. d. * COS sin " + cos - sin COST - sin - sin 25. Which is not equivalent to cos 2x? a. cos x - sin x C. 1 - 2 sin x b. 2 cos x - 1 d. 2 sinx cosx Bonus Question: What are your plans for next year? [1 mark]

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