Pre-Calculus Review

what is the amplitude of y=3sin(7x)-2

• 7
• -2
• 3
• 6

Tags

CCSS.HSF-IF.C.7E

What is the amplitude of this function?

• 2
• 2π
• -2
• 1

Tags

CCSS.HSF-IF.C.7E

what is the period of y= -3sinx

• π
• 2π
• 3π
• 4π

Tags

CCSS.HSF.TF.A.4

What is the period?

• π/4
• π/2
• 3π/4
• π

Tags

CCSS.HSF-IF.C.7E

Tan(45⁰) = ?

• √(2)/2
• √2
• 2
• 1

Tags

CCSS.HSG.SRT.C.7

Given the Cos(x) = -2/3, then the Sec(x) = ?

• -2/3
• -3/2
• 3/2
• 2/3

Tags

CCSS.HSG.SRT.C.7

Evaluate cos ( π / 3 )

• 1/2
• 2
• √3 / 2
• 1

Tags

CCSS.HSF.TF.A.2

Evaluate tan (3π / 4)

• √3 / 2

• 1 / 2

• -1

• 0

Tags

CCSS.HSF.TF.A.2

Evaluate sec(7π/6)

• -1/2
• -2
• -√3/2
• -2√3 / 3

Tags

CCSS.HSF.TF.A.2

Evaluate cot(3π/2)

• 0
• -1
• undefined 
• 1

Tags

CCSS.HSF.TF.A.2