Hello,
We must calculate the volume of water in one hour.
V=15000*PI*0.07²=230,9070600... m^3/h.
Volume of the pond=50*44*.21=462 m^3
Time=462 m^3/ 230.907... m^3/h=2,0008... h≈2 h
Answer:
49
Step-by-step explanation:
count your options on the thang there are 7 dfrny seats and 7 different peps you do 7*7
Answer:
36
Step-by-step explanation:
Answer:

Step-by-step explanation:
The given trigonometric equation is
.
We can either use the Pythagorean identity or the right angle triangle to solve for
.
According to the Pythagorean identity,

Recall that, the cosine function is an even function, therefore

.
We substitute this value in to the above Pythagorean identity to get;






But we were given that,
, so we choose the negative value.

The correct answer is B
Answer:
I believe it’s the third answer!
Explanation:
The domain is what x values there can be, and the relation is between -4 and 4.