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SOLUTION: Img 20231012 091204 - Studypool

cos theta +sin ( 270^0 + theta) -sin ( 270^0 - theta ) + cos ( 180

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prove the following with diagram 1) sin(90-A)=cosA 2)cos(90+A

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23.5. 1) sin(90°- a) + cos(180° + a) + ctg(270° - a) + tg(360° - a

Solved Question 1 Express the complex number in

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