Simplify. 
2+ 5
÷ 1
A. 4
B. 4
C. 4
D. 5
Answer: C
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Provide an appropriate response.Find the second derivative of the the function 
A. 
B. 
C. 
D. 
For the power function 
, if x is multiplied by 2, then y is multiplied by 
.
Answer the following statement true (T) or false (F)
Solve the problem.Two sound waves, producing the pressures src="https://sciemce.com/media/4/ppg__jhjhj0506192304__f1q105g6.jpg" alt="" style="vertical-align: -4.0px;" />Round k to the nearest ten-thousandth, if necessary.
A. a = 10; k = 929.9437
B. a = 3.2; k = 929.9437
C. a = 10; k = 0.6435
D. a = 3.2; k = 0.9273
and 
combine on a person's ear drum to produce the pressure 
Graph P in 
by 
and use the graph to estimate values for a and k so that
Multiply. Assume all variables represent nonnegative real numbers.
(
- 
)
A. x - 2x3 
B. x - 2x 
C. x - 6x
D. x - 8x 