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Popular >

cot(-pi/2)

Solution

cot (- \frac{π}{2})

Solution

0

Solution steps

cot (- \frac{π}{2})

Use the following property:

cot (- x) = - cot (x)

cot (- \frac{π}{2}) = - cot (\frac{π}{2})

= - cot (\frac{π}{2})

Use the following trivial identity:

cot (\frac{π}{2}) = 0

cot (\frac{π}{2})

cot (x)

periodicity table with

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} cot (x) \mp \infty 31 \frac{3}{3} 0 - \frac{3}{3} - 1 - 3

= 0

= - 0

Simplify

= 0

Popular Examples

sin^2(x)+sin(x)=0

sin^{2} (x) + sin (x) = 0

sin (1 5^{\circ})

sec (12 0^{\circ})

csc (9 0^{\circ})

sin (- 2 π)

Frequently Asked Questions (FAQ)

What is the value of cot(-pi/2) ?
The value of cot(-pi/2) is 0