What is expand cos(x-y) ?

The solution to expand cos(x-y) is cos(x-y)

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Expand the Trigonometric Expression cos(x-y)

expand

cos (x - y)

cos (x - y)

Solution steps

cos (x - y)

Could not expand further

= cos (x - y)

\frac{15 \cdot π}{180}

5.2%

1 \frac{7}{8} /3

36 x^{2}

\frac{1}{( 1 - 0.75 )}