Answer:
(4 + 2√5) i
Step-by-step explanation:
√(-16) + √(-25 + 5)
√(-16) + √(-20)
4i + 2i√5
(4 + 2√5) i
First we find quarts per minute by dividing 2 quarts by 2 minutes. 2/2=1. If it takes 1 minute per quart of ice cream, then in 20 minutes it would make 20 quarts. Your answer is 20 quarts.
False.
The dilation factor can be 1 or less in magnitude. If it is 1, the size remains unchanged. If it is less than 1, the image is smaller.
Answer:
Step-by-step explanation:
The number of people who receive the email increases by a factor of 4 every 9.1 weeks.
This is an exponential growth of the form:
Where:
In this case:
Therefore at any time t, the function describing this scenario is:
where t is in weeks.
Answer:
38.3 hours
Step-by-step explanation:
Given data
We have been given the function that describes his pay, which is
y=6.50h
Where h is the number of hours
now we have the amount y= 249
substitute
249=6.50*h
make the subject of the formula
249/6.5=h
h=38.3
Hence he needs to work for at least 38.3 hours
