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Popular >

5*sin(pi/4)

Solution

5 \cdot sin (\frac{π}{4})

Solution

\frac{5 2}{2}

+1

Solution steps

5 sin (\frac{π}{4})

Use the following trivial identity:

sin (\frac{π}{4}) = \frac{2}{2}

= 5 \cdot \frac{2}{2}

Simplify

5 \cdot \frac{2}{2} : \frac{5 2}{2}

= \frac{5 2}{2}

Popular Examples

-arctan(20/200)

- arctan (\frac{20}{200})

((sin(2)(pi/2))/2)-((sin(2)(pi/4))/2)

(\frac{sin ( 2 ) ( \frac{π}{2} )}{2}) - (\frac{sin ( 2 ) ( \frac{π}{4} )}{2})

arccos (- 2.31)

(sin(30)*cos(60)*csc(45))/(tan(30)*sec(60)*cot(45))

\frac{sin ( 3 0 ^{\circ} ) \cdot cos ( 6 0 ^{\circ} ) \cdot csc ( 4 5 ^{\circ} )}{tan ( 3 0 ^{\circ} ) \cdot sec ( 6 0 ^{\circ} ) \cdot cot ( 4 5 ^{\circ} )}

tan^{2} (4 5^{\circ} - \frac{34}{2})

Frequently Asked Questions (FAQ)

What is the value of 5*sin(pi/4) ?
The value of 5*sin(pi/4) is (5sqrt(2))/2