Mathematics, 27.09.2021 01:50, wilwhe3231

Suppose cos ( A ) = 4 5 . cos ⁡ ( A ) = 4 5 . Use the trig identity sin 2 ( A ) + cos 2 ( A ) = 1 sin 2 ⁡ ( A ) + cos 2 ⁡ ( A ) = 1 to find sin ( A ) sin ⁡ ( A ) in quadrant I V . I V . Round to ten − - thousandth.

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Suppose cos ( A ) = 4 5 . cos ⁡ ( A ) = 4 5 . Use the trig identity sin 2 ( A ) + cos 2 ( A ) = 1 si...

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