Unit 8 Most Missed

Match the following

• cos graph

• 
• -sin graph

• 
• sin graph

• 
• -cos graph

• 

When riding a ferris wheel, you generally would get on at the ​ (a)   which would make it a ​ (b)   function. The radius would be the same as the ​ (c)   .

• bottom
• top
• -cos
• sin
• cos
• amplitude
• midline
• frequency

Match the following for the function y = -3cosx + 8

• 1

• frequency

• y=8

• midline

• period

• 3

• amplitude

The amplitude of a sine function is 30 and its maximum is 100. What is the minimum?

Mathematical Equivalence

ON

• 400
• 420
• 620
• 220
• 200

• 2.8

• 3.3

• 4.2

• 4.9

• 6.28
• 3.14
• 2.8
• 1.2
• 360
• 3.8

What is the value of sin 30^o?

• 1/2

• √3 / 2

• 0

• √2 ⁄ 2

Which is more likely to model the height of a ferris wheel rider? (tip: consider the starting point) 68% missed this Spring 2024

• f(x) = 50cosx+50

• f(x) = -50cosx+50

Can amplitude be negative?

• yes

• no