Using trig functions

Question 1

-How to use a model after in the form Rsin(theta - alpha)

Answer 1

-step 1 make sure it is not negative
-step 2 check if the model changes theta
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Question 2

How do you work out the period of a translate trig curve?

Answer 2

360 divided by the coefficient of theta

Question 3

What is something to check about max/ min points?

Answer 3

If there is a negative translation to theta you multiply by negative -1

Question 4

What are the limitations of trig models?

Answer 4

• The max and min heights may vary in different context.

- THe period may not be completely identical each time