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18 December, 09:29

Sin (x+22) °=cos (2x-7) °

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  1. 18 December, 13:18
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    To answer this, it must be noted that the trigonometric functions sine and cosine will have the same values if the angles are complementary (meaning, their sum is 90°).

    90 = (x + 22) + (2x - 7)

    The value of x from the equation is 25.
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