Simplify the expression. Assume all variables represent nonnegative real numbers. ? 

A.
B.
C.
D.


Answer: C

Mathematics

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Provide an appropriate response.Let sk denote the kth partial sum of the alternating harmonic series. Compute , and . Which of these is closest to the exact sum (ln 2) of the alternating harmonic series?

A.
B.
C.

Mathematics

Solve the problem.A lumber yard has fixed costs of $6,922.00 a day and variable costs of $1.00 per board-foot produced. The company gets $3.00 per board-foot sold. How many board-feet must be produced daily to break even (zero profit)?

A. 6,922 board-feet B. 1,730 board-feet C. 3,461 board-feet D. 2,307 board-feet

Mathematics

Evaluate the expression using the given values.(x + 4y)2  x = 3, y = 3

A. 225 B. 30 C. 15 D. 49

Mathematics

Solve the problem.The velocity of a toy airplane in feet per second after t seconds of flight is V= 48 - 8t, where t ? 0. Find each intercept.

A. V-intercept:  48; t-intercept: 6 B. V-intercept:  6; t-intercept: 48 C. V-intercept:  -6; t-intercept: -48 D. V-intercept:  -48; t-intercept: -6

Mathematics