Sine and Cosine Relationships

What is the amplitude of this function?

• 2

• 2π

• -2

• 1

Tags

CCSS.HSF-IF.C.7E

Which equation?

• y= -cos(2x)

• y= cos(2x)

• y= (1/2)cosx

• y= (-1/2)cosx

Tags

CCSS.HSF-IF.C.7E

Which function represents the graph?

• f(x) = 3 sin x

• f(x) = 3 cos x

• f(x) = sin ( ⅓ x)

• f(x) = sin (3 x)

Tags

CCSS.HSF-IF.C.7E

• f(x) = 3 sin x
• f(x) = 3 cos x
• f(x) = sin (3 x)
• f(x) = cos (3 x)

Tags

CCSS.HSF-IF.C.7E

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7E

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7E

What is the equation of the graph?

• y = - 6 cos x - 1

• y = 3 cos x - 4

• y = -7 cos x 

• y = -3 cos x - 4 

Tags

CCSS.HSF-IF.C.7E

What is the period of y=4cos5x

• 2π/5

• π

• 5

• 5π

Tags

CCSS.HSF-IF.C.7E

Write the equation for a sine function with an amplitude of 6 and a period of π/4.

• y=6sin(8x)

• y=6sin8(x-1)

• y=6sin1/4x

• y=6sinx

Tags

CCSS.HSF.TF.A.4

If sin(β) = ⅝ . What is cos(α)?

• ^⅜

• ⅛

• ⅝

• ⅞

Tags

CCSS.HSG.SRT.C.7