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Cos^2 75 degrees - sin^2 75 degrees Help please? I have no idea how to solve.?

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Cos^2 75 degrees - sin^2 75 degrees Help please? I have no idea how to solve.? Find answers now! No. 1 Questions & Answers Place. More questions about ...
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Find right answers right now! Cos^2 75 degrees - sin^2 75 degrees Help please? I have no idea how to solve.? ... Solve on 0 ... + cos 2 (x) = 1 [sin 2 (x) ...
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Calculus help please I have to evaluate the ... show all work. a. sin^2 (75^0)/sin45, cos^2, 30^0 b. tan ... You have no idea how much u have helped me ...
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But Sin^2@+cos^2@=1 so the left side becomes 1+2sin@ ... -7*pi/16 = -78.75 degrees c) ... hi jnlomonte! could you please help me with this question? i'm ...
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Math help!??? tan (x/2 ... 1 + 2cos^2(x/2) ] = 0 as 1 + 2cos^2(x/2) > 0 for any x we must have : ... for 'Solve the equation tan x ...
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... ( sin^2 (x)+ Cos^2 (x ... no such number found.Is any body facing the problem.Please help me out(i have registerd ... please solve anyone. its ...
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