Time taken to rotate 90° is 13 seconds
<u>Explanation:</u>
Given:
To complete one revolution, the searchlight takes 52 seconds
One revolution = 360°
So,
360° is completed in 52 seconds
Time taken to complete 90° is 
= 13 sec
Therefore, time taken to rotate 90° is 13 seconds
Answer:
The domain of a function is the complete set of possible values of the independent variable. In plain English, this definition means: The domain is the set of all possible x-values which will make the function "work", and will output real y-values.
Step-by-step explanation:
Answer:
x = 15
Step-by-step explanation:
Bisects means divide in two equal parts.
Therefore, 74/2 = 37
37 = 2x+7
30 = 2x
15 = x
x = 15
Domain:
{-1, 3, 6}
Range:
{4, 5, 6}
