evaluate sin60cos30+sin30cos60what is that value of sin(60+30)what can you conclude
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Step-by-step explanation:
sin60cos30+sin30cos60
cos(90-60)cos30+sin30sin(90-60)
cos30*cos30+sin30*sin30
cos^2 30+sin^2 30 = 1
because cos^2A+sin^2A = 1, where A = 30
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