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Popular >

30cos(90)

Solution

30 cos (9 0^{\circ})

Solution

0

Solution steps

30 cos (9 0^{\circ})

Use the following trivial identity:

cos (9 0^{\circ}) = 0

= 30 \cdot 0

Simplify

= 0

Popular Examples

cos(arctan(5/7)-arctan(1/6))

cos (arctan (\frac{5}{7}) - arctan (\frac{1}{6}))

sin(arccos(-5/6))

sin (arccos (- \frac{5}{6}))

(tan(pi/3)+tan(pi/4))/(1-tan(pi/3)tan(pi/4))

\frac{tan ( \frac{π}{3} ) + tan ( \frac{π}{4} )}{1 - tan ( \frac{π}{3} ) tan ( \frac{π}{4} )}

cos (9 0^{\circ} + 24 0^{\circ})

cot (\frac{3}{2} π)

Frequently Asked Questions (FAQ)

What is the value of 30cos(90) ?
The value of 30cos(90) is 0