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Popular >

-5sin(pi/6)

Solution

- 5 sin (\frac{π}{6})

Solution

- \frac{5}{2}

+1

Solution steps

- 5 sin (\frac{π}{6})

Use the following trivial identity:

sin (\frac{π}{6}) = \frac{1}{2}

= - 5 \cdot \frac{1}{2}

Simplify

- 5 \cdot \frac{1}{2} : - \frac{5}{2}

= - \frac{5}{2}

Popular Examples

sin(600)+sec(660)-cot(690)

sin (60 0^{\circ}) + sec (66 0^{\circ}) - cot (69 0^{\circ})

csc (- \frac{7 π}{2})

arctan (\frac{50}{40})

arctan((6sqrt(3))/(-6))

arctan (\frac{6 3}{- 6})

(-7)*0.15*6.6*10^6*cos(65)

(- 7) \cdot 0.15 \cdot 6.6 \cdot 1 0^{6} \cdot cos (6 5^{\circ})

Frequently Asked Questions (FAQ)

What is the value of -5sin(pi/6) ?
The value of -5sin(pi/6) is -5/2