Evaluate the square root and approximate to two decimal places if necessary.
A. 28
B. 196
C. 98
D. 14
Answer: D
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A certain bacteria population increases by 63% each day.
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A: Explain why the bacteria population is an exponential function of time.
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B: What is the hourly growth factor for the bacteria population? Report your answer correct to 3 decimal places.
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C: If there are initially bacteria present, write a formula that gives the population N after t hours.
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D: How long does it take for the bacteria population to double? Round your answer to two decimal places if necessary.
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What will be an ideal response?
Find the exact value of the sum.cos 105° - cos 15°
A.
B. -
C.
D. -
Solve the problem.At Allied Electronics, production has begun on the X-15 Computer Chip. The total revenue function is given by and the total profit function is given by
, where x represents the number of boxes of computer chips produced. The total cost function, C(x), is such that
Find C(x).
A. C(x) = 13x + 12 B. C(x) = -0.3x2 + 22x + 16 C. C(x) = 12x + 21 D. C(x) = 11x + 16
When completing the square for the equation , what number is added to the x terms to complete the square?
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A. 196 B. 49 C. -196 D. 7 E. 14