Answer:
3/5
Step-by-step explanation:
sin is opposite divided by the hypotenuse ( longest side)
18 is the opposite of angle x and the hypotenuse is 30
18/30 = 3/5
60 minutes for 2 times of 4.5 miles
60 minutes for 9 miles.
9 miles/60 minutes = 9 miles/1 hour
9 mph
Answer:

Step-by-step explanation:
According to the First Law of Thermodynamics, the heat received by the metal cylinder is equal to the change in the internal energy. That is:


The specific heat is clear in the previous expression and finally computed:



Answer:
total cost is $2444
Step-by-step explanation:
A company’s marginal cost function
is where x is the number of units
Marginal cost function is the derivative of cost function
to find the total cost of producing units , take integral of marginal cost function

with intervals 144 to 625
now plug in the values

total cost is $2444