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Popular >

16cos(0)

Solution

16 cos (0)

Solution

16

Solution steps

16 cos (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

= 16 \cdot 1

Simplify

= 16

Popular Examples

cos((5pi)/4)+isin((5pi)/4)

cos (\frac{5 π}{4}) + i sin (\frac{5 π}{4})

cos (1) + i sin (1)

3 cos (13 5^{\circ})

1 - 2 sin^{2} (\frac{π}{7})

sin(pi/3)cos(pi/4)-cos(pi/3)sin(pi/4)

sin (\frac{π}{3}) cos (\frac{π}{4}) - cos (\frac{π}{3}) sin (\frac{π}{4})

Frequently Asked Questions (FAQ)

What is the value of 16cos(0) ?
The value of 16cos(0) is 16