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August 4, 2015

Homework Help: Maths

Posted by Shane on Friday, April 5, 2013 at 10:06am.

Using the exact trigonometric ratios of 45 degree,30 degree and 60 degree,evaluate the following,leaving where necessary your answer in surd form. (a) 3 sin 30 degree-2 cos 60 degree (b)(tan 45 degree)(4 cos 60 degree-2 cos 60 degree)

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