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hi can you help #1. Solve the following trigonometric equations for 0 5 x S 21!. Solutions should be exact and contain graphs where possible.

hi can you help

#1. Solve the following trigonometric equations for 0 5 x S 21!. Solutions should be exact and contain graphs where possible. a} (cosx)(2cosx J3) = 0 b} 3 c0521 + 85in]: = 7 c) sec Gar) = 4

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