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Mathematics, 27.11.2020 04:20 icantdomath4910
Suppose cos(A) = -0.3. Use the trig identity sinº (A) + cos” (A) - 1 to find sin(A) in quadrant II. Round to ten-thousandth.
0.9154
-0.9348
-0.9276
0.9539
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Suppose cos(A) = -0.3. Use the trig identity sinº (A) + cos” (A) - 1 to find sin(A) in quadrant II....
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