Answer:
If the value of a is negative the line is decreasing.
Step-by-step explanation:
The value of a, the coefficient of x, is the slope.
If the slope is positive, the line is increasing from left to right.
If the slope is negative, the line is decreasing from left to right.
C would be the answer because to find the area of a circle A=pi times radius squared and you put that in a calculator and get 50.24
Answer: The speed of one plane is 560 mph and the speed of the other is 460 mph.
Step-by-step explanation: Please see the attachments below
Answer:
x≈−0.62716117,0.68949071,6.93767046
Step-by-step explanation: