Unit 6 Review

• f(x) = 2 sin πx
• f(x) = 2 sin 2πx
• f(x) = 0.5 sin πx
• f(x) = 0.5 sin (π/2)x

• y = 3 cos 2x
• y = -3 cos 2x
• y = 3 cos (1/2)x
• y = -3 cos (1/2)x

• y = -2 + cos (x - π)

• y = -2 + sin (x + π)

• y = -2 + sin (x - π)

• y = -2 - sin (x - π)

What is the range of y = sin x  ?

• {-1 < y < 1}
• {-1 ≤ y ≤ 1}
• {-1 < x < 1}
• {-1 ≤ x ≤ 1}

What is the amplitude of the function
f(x) = -3cos x   ?

• -3
• 3
• 6
• -6

Tags

CCSS.HSF-IF.C.7E

The period of a sine or cosine graph can be found by ....

• It's always 2π
• 2π/B
• B(2π)
• 2π+B

Tags

CCSS.HSF.TF.A.4

What is the period?

• π/4

• π/2

• 2π/3

• π

Where does the graph of y = cos x begin?

• (0,0)
• (0,1)
• (0, Pi)
• (1, Pi)

Tags

CCSS.HSF-IF.C.7E

Where does the graph  y = sin x begin?

• (0,0)
• (0,1)
• (0, Pi)
• (1, Pi)

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