Find the exact value of the expression cos(-9pi/4)-csc(-9pi/4)?

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You can put this solution on YOUR website! First of all, when you see/hear "exact value" in a Trig problem, you should know to put your calculator away.
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... ratios to be able to find the exact value. ... to Find Exact values for sin cos ... to find exact values of trig expressions ...
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Find the exact value of the expression. sin 265° cos 25° - cos 265° sin 25°. hint: sin(x-y) = sin(x)cos(y) - cos(x)sin(y). I've asked this que...
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Find the exact value of the given expression. Cos(2 tan⁻¹(15/8)) 1. find the arc tangent of 15/8 2. find the cos of 2 x this value
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You can put this solution on YOUR website! find the exact value of the expression cos 255 degrees. ** cos(x+y)=cosxcosy-sinxsiny cos 255=cos(210+45 ...
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Find the Exact Value sin(pi/12)cos(pi/12) Solve for . ... Use the difference formula for sine to simplify the expression. The formula states that .
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EXAMPLE: Find the exact value of each expression. (a) cos75 ... sin87 sin27 +cos87 cos27 = cos87 cos27 +sin87 sin27 = cos(87 ...
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Resources / Answers / Find the exact value of t... ... 0 0 Find the exact value of the expression whenever it is defined. sin ... cos ...
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The given expression = cos 2a = 2 cos^2 a - 1 =2(-16/65)^2 - 1 = -0.8788, nearly. SOCRATIC Subjects . Science Anatomy & Physiology ...
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... how would you find the sine of two different angles added ... If x=cos^(-1)(-33/65 ... How do you find the exact value of a trigonometric expression?
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In evaluating the following expression in 1, we can use a calculator shifted to degrees mode and applying trigonometric identities sin 50° cos 40° + sin ...
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Find the exact value. - 1597340 × Free help with homework ... The exact value.tan-1(-1) = -45 degrees or 360 - 45 = 315 degrees Hope it Helps. Comments;
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99 %