Combine like terms in the expression. Answer "not possible" if terms cannot be combined.11yz + 7yz
A. 18yz
B. 36yz
C. 77y
D. 18y2z
Answer: A
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Describe the level surfaces for the given function.f(x, y, z) = -7x - 7y - 5z + 2
A. Hyperboloids of one sheet B. Paraboloids C. Planes D. Lines
Solve the problem.Find the gasoline price index for a year in which the cost of gasoline was $1.87 per gallon. Use the 1965 price as the reference value. In 1965, the cost of gasoline was 31.2 cents per gallon.
A. 599.4 B. 16.7 C. 155.8 D. 6
Provide an appropriate response.The range and standard deviation of the data set below are 35 and 12.47 respectively. 5, 24, 25, 26, 40If the 26 is replaced with 39, how will this affect the range? How will this affect the standard deviation. Use your answers to explain why the standard deviation is preferable to the range as a measure of variation.
What will be an ideal response?
Solve.How many different 4-letter radio-station call letters can be made if the first letter must be K or W, letters may be repeated, and the call letters cannot end in an O?
A. 35,152 B. 456,976 C. 16,900 D. 33,800