Exercise 14D 1 If sin\theta =0.42,cosx=0.7 and tan\alpha =0.38, write down the values of: a sin(\pi +\theta) b cos(\pi -x) c sin(2\pi-\theta) d tan(\pi-\alpha ) e sin(\pi-\theta ) tan(2\pi-\alpha ) g cos(\pi +x) h cos(2\pi -x)

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