Solve the following problem where a radical equation must be solved.The formula v = 
can be used to estimate the maximum safe velocity v, in miles per hour, at which a car can travel along a curved road with a radius of curvature r, in feet. Find the radius of curvature if the maximum safe velocity is 40. Round to the nearest whole number.
A. 4000 ft
B. 1600 ft
C. 256 ft
D. 640 ft
Answer: D
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State which type of average, the mean, median, or mode, would be most appropriate in the situation described. Explain your thinking.A state governor is planning a tax cut. The governor is to announce the average amount that people would save if the tax cut were to take effect. If the governor wants to exaggerate the benefit of the tax cut, which average would he quote?
What will be an ideal response?
In a bandpass filter, the lower cut-off frequency, fr, is best described by:
a. CN ÄÄÄÄ 2ãC2 b. ÚÄÄÄÄÄÄÄ ûf1 ú f2 c. 1 ÄÄÄÄÄÄÄ 2ãRTHC1
Determine whether the given equation is an identity.3x + 9x = 11x
A. Yes B. No
Find the slope of the line.y = 
x - 9
A. - 
B. 
C. 
D. -9