Evaluate the square root and approximate to two decimal places if necessary.

A. 28
B. 196
C. 98
D. 14


Answer: D

Mathematics

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A certain bacteria population increases by 63% each day. ? A: Explain why the bacteria population is an exponential function of time. ? B: What is the hourly growth factor for the bacteria population? Report your answer correct to 3 decimal places. ? C: If there are initially bacteria present, write a formula that gives the population N after t hours. ? D:  How long does it take for the bacteria population to double? Round your answer to two decimal places if necessary. ?

What will be an ideal response?

Mathematics

Find the exact value of the sum.cos 105° - cos 15°

A.
B. - 
C.
D. - 

Mathematics

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

Mathematics

When completing the square for the equation  , what number is added to the x terms to complete the square?   ?

A. 196 B. 49 C. -196 D. 7 E. 14

Mathematics