Evaluate
\frac{8}{17}\approx 0.470588235
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\frac{16\times 1}{34}
Get the value of \cos(0) from trigonometric values table.
\frac{16}{34}
Multiply 16 and 1 to get 16.
\frac{8}{17}
Reduce the fraction \frac{16}{34} to lowest terms by extracting and canceling out 2.
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