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2 votes
Find the amplitude and period of the graph of y=7cos(30+pi/6)

1 Answer

3 votes

Answer:

Use the form

a

sin

(

b

x

c

)

+

d

to find the variables used to find the amplitude, period, phase shift, and vertical shift.

a

=

1

b

=

1

c

=

π

6

d

=

0

Find the amplitude

|

a

|

.

Amplitude:

1

Find the period using the formula

2

π

|

b

|

.

Explanation:

User Vanja
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