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Popular >

simplify cos(npi)*0

Solution

simplify

cos (nπ) \cdot 0

Solution

0

Solution steps

cos (nπ) \cdot 0

Use the basic trigonometric identity:

cos (nπ) = (- 1)^{n}

= 0 \cdot (- 1)^{n}

Apply rule

0 \cdot a = 0

= 0

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Frequently Asked Questions (FAQ)

What is cos(npi)*0 ?
The solution to cos(npi)*0 is 0