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Popular >

expand cos(2(k+1))

Solution

expand

cos (2 (k + 1))

Solution

cos (2 k + 2)

Solution steps

cos (2 (k + 1))

Expand

2 (k + 1) : 2 k + 2

= cos (2 k + 2)

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Frequently Asked Questions (FAQ)

What is expand cos(2(k+1)) ?
The solution to expand cos(2(k+1)) is cos(2k+2)