Solve the problem.The formula for the volume of a pyramid is V = 
?wh. Use this formula to find the height of a pyramid with a volume of 90 in.3, a width of 6 in., and a length of 9 in.
A. 15 in.
B. 
in.
C. 1,620 in.
D. 5 in.
Answer: D
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Use the double-declining-balance method of depreciation. Round to the nearest dollar.Royal Oaks Golf Course buys a tractor for $7500 and estimates the life at 8 years with a scrap value of $750. What is its book value at the end of the fourth year?
A. $2136 B. $2373 C. $3375 D. $750
Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range.y = x2 + 2x - 5
A. D: all real numbers; R: (y ? -5) B. D: all real numbers; R: (y ? -6) C. D: all real numbers; R: all real numbers D. D: all real numbers; R: (y ? -6)
Use a calculator to find 
.
?
Please round the answer to the nearest ten-thousandth.
?
A. -5.3530 B. -5.3960 C. -5.3863 D. -5.4360 E. -5.3860
Give the equation of the vertical asymptote(s) of the rational function.F(x) = 
A. x = 3, x = -3 B. x = 9 C. None D. x = -9