Find the range of the function.
$y = 2 + \cos x$
Select the correct answer.
A) $( - \infty , \infty )$
B) $( 2 , \infty )$
C) $[ - 1,1 ]$
D) $( - 1,3 )$
E) $[ 1,3 ]$

Name: Find the range of the function. $y = 2 + \cos x$ Select the correct answer. A) $( - \infty , \infty )$ B) $( 2 , \infty )$ C) $[ - 1,1 ]$ D) $( - 1,3 )$ E) $[ 1,3 ]$
Brand: Quizplus
Rating: 4.7 (31 reviews)

Question

Quizplus · Accepted Answer

The range of the cosine function is always between -1 and 1, so adding 2 shifts the range up to be between 1 and 3. Therefore, the range of the function is [1,3].

Find the Range of the Function y=2+cos⁡xy = 2 + \cos xy=2+cosx

Find the Range of the Function $y = 2 + \cos x$