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f \frac{0.766044443118978}{0.766044443118978}
Evaluate trigonometric functions in the problem
f\times 1
Divide 0.766044443118978 by 0.766044443118978 to get 1.
f
For any term t, t\times 1=t and 1t=t.
Examples
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Trigonometry
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Linear equation
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Matrix
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