Write a general formula to describe the variation.z varies jointly as the square root of x and the square of y; z = 4 when x = 9 and y = 2.
A. z = 
y2
B. z = 
C. z = 3 
y2
D. z = 
Answer: A
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Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = -x2
A. 
B. 
C. 
D. 
Solve the problem.A surveyor standing 70 meters from the base of a building measures the angle to the top of the building and finds it to be 39°. The surveyor then measures the angle to the top of the radio tower on the building and finds that it is 48°. How tall is the radio tower?
A. 7.56 meters B. 11.09 meters C. 7.97 meters D. 21.06 meters
Provide an appropriate response.A trade discount is the amount deducted from the list price by the:
A. retailer B. manufacturer C. both manufacturer and wholesaler D. wholesaler
Find the equation for the line described.the line passing through (-2, -1) and having y-intercept (0, 3)
Fill in the blank(s) with the appropriate word(s).