Quadrants and Trig Functions

• True

• False

• True

• False

Choose the quadrant where both the tangent and cosine functions produce a negative value.

• Quadrant 1

• Quadrant 2

• Quadrant 3

• Quadrant 4

In which quadrant is sine positive and secant negative?

• Quadrant 1

• Quadrant 2

• Quadrant 3

• Quadrant 4

• True

• False

cos 4π/3

• -√3/2

• √3/2

• 1/2

• -1/2

What is the exact coordinates of  3π/4 on the unit circle?

• (−√2∕2, √2∕2)

• (−√2∕2, −√2∕2)

• (−√3∕2, −√2∕2)

• (√2∕2, −√2∕2)

cos 150^o

• -1/2

• 1/2

• √3/2

• -√3/2

sin 7π/6

• 1/2

• -1/2

• √3/2

• -√3/2

What is the value of cosine at 0

• 0

• 1/2

• 1

• √3 / 2