Math 3- Unit circle/ graphing sin/cos review

Convert 150⁰ to radians

• 5π/6
• 3π/4
• 7π/6
• 2π/3

Tags

CCSS.HSF.TF.A.1

What is 7π/4 radians in degrees?

• 300
• 135
• 315
• 45

Tags

CCSS.HSF.TF.A.1

sin 7π/6

• 1/2
• -1/2
• √3/2
• -√3/2

Tags

CCSS.HSF.TF.A.2

tan (-π)

• undefined
• 0
• 1
• -1

Tags

CCSS.HSF.TF.A.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)

Tags

CCSS.HSF.TF.A.2

What quadrant is -2π/3 in?

• I

• II

• III

• IV

Tags

CCSS.HSF.TF.A.2

What is the period of y = 3Sin(8x)?

Tags

CCSS.HSF-IF.C.7E

What is the period of y = 4Cos(2x)?

• 4π
• π
• 2π
• π/2

Tags

CCSS.HSF.TF.A.4

This is the graph of...

• y = -6sin(x)
• y = 6sin(x)
• y = -6cos(x)
• y = 6cos(x)

Tags

CCSS.HSF-IF.C.7E

This is the graph of...

• y = 2cos(5x)
• y = 2sin(5x)
• y = 5cos(2x)
• y = 5sin(2x)

Tags

CCSS.HSF-IF.C.7E