Evaluate- 2tan2 60°+8sin2 30°+(-10cos2 30°)
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Answer = 1/2
Step-by-step explanation:
=2tan 2 60 + 8 sin2 30 + (- 10 cos2 30 )
=2(3) + 8(1/4) - 10* 3/ 4
=6 + 2 - 30 /4
=(24 + 8 - 30)/4
=2/4
=1/2
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