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Use reference angles to find the exact value of the following expression. sin(-315°) Determine the reference angle for -315°. The reference angle is Select the correct choice below and, if necessary, fill in the answer box A. sin(-315°) = (Simplify your answer. Type an exact answer, using radicals as numbers in the expression. Rationalize the denominator.) Use reference angles to find the exact value of the following expression sin(-315) Determine the reference angle for -315 The reference angle is Select the correct choice below and, if necessary, fill in the answer box OA. sin(-315) = (Simplify your answer. Type an exact answer, using radicals as numbers in the expression. Rationalize the denominator.)

          Use reference angles to find the exact value of the following expression.
sin(-315°)
Determine the reference angle for -315°.
The reference angle is
Select the correct choice below and, if necessary, fill in the answer box
A. sin(-315°) =
(Simplify your answer. Type an exact answer, using radicals as numbers in the expression. Rationalize the denominator.)
Use reference angles to find the exact value of the following expression
sin(-315)
Determine the reference angle for -315
The reference angle is Select the correct choice below and, if necessary, fill in the answer box
OA. sin(-315) = (Simplify your answer. Type an exact answer, using radicals as numbers in the expression. Rationalize the denominator.)
        
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use reference angles to find the exact value of the following expression sin 315 determine the reference angle for 315 the reference angle is select the correct choice below and if necessary 78186

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Precalculus with Limits
Precalculus with Limits
Ron Larson 2nd Edition
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Use reference angles to find the exact value of the following expression. sin(-315°) Determine the reference angle for -315°. The reference angle is Select the correct choice below and, if necessary, fill in the answer box A. sin(-315°) = (Simplify your answer. Type an exact answer, using radicals as numbers in the expression. Rationalize the denominator.) Use reference angles to find the exact value of the following expression sin(-315) Determine the reference angle for -315 The reference angle is Select the correct choice below and, if necessary, fill in the answer box OA. sin(-315) = (Simplify your answer. Type an exact answer, using radicals as numbers in the expression. Rationalize the denominator.)
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Transcript

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00:01 Okay, so i want to find the reference angle for 405 degrees.
00:11 405 degrees is more than one rotation around the unit circle.
00:16 So to draw 405, i'm going to go 360 and then 45 more degrees.
00:25 That's going to bring me around and back to quadrant 1...
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