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Popular >

-1/6 cos^3(0)

Solution

- \frac{1}{6} cos^{3} (0)

Solution

- \frac{1}{6}

+1

Decimal Notation

- 0.16666 \dots

Solution steps

- \frac{1}{6} cos^{3} (0)

Use the following trivial identity:

cos (0) = 1

cos (0)

cos (x)

periodicity table with

2 πn

cycle:

x 0 \frac{π}{6} \frac{π}{4} \frac{π}{3} \frac{π}{2} \frac{2 π}{3} \frac{3 π}{4} \frac{5 π}{6} cos (x) 1 \frac{3}{2} \frac{2}{2} \frac{1}{2} 0 - \frac{1}{2} - \frac{2}{2} - \frac{3}{2} x π \frac{7 π}{6} \frac{5 π}{4} \frac{4 π}{3} \frac{3 π}{2} \frac{5 π}{3} \frac{7 π}{4} \frac{11 π}{6} cos (x) - 1 - \frac{3}{2} - \frac{2}{2} - \frac{1}{2} 0 \frac{1}{2} \frac{2}{2} \frac{3}{2}

= 1

= - \frac{1}{6} \cdot 1^{3}

Simplify

= - \frac{1}{6}

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Frequently Asked Questions (FAQ)

What is the value of -1/6 cos^3(0) ?
The value of -1/6 cos^3(0) is -1/6