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Popular >

-3sin(2((7pi)/4))

Solution

- 3 sin (2 (\frac{7 π}{4}))

Solution

3

Solution steps

- 3 sin (2 (\frac{7 π}{4}))

= - 3 sin (2 \cdot \frac{7 π}{4})

Rewrite using trig identities:

sin (2 \cdot \frac{7 π}{4}) = - 1

= - 3 (- 1)

Simplify

= 3

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

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Frequently Asked Questions (FAQ)

What is the value of -3sin(2((7pi)/4)) ?
The value of -3sin(2((7pi)/4)) is 3