Write an equation for a function that has a graph with the given characteristics.The shape of y = x3 is shifted 5.3 units to the right and then vertically shrunk by a factor of 0.6.
A. f(x) = 0.6x3 + 5.3
B. f(x) = 5.3(x - 0.6)3
C. f(x) = 0.6(x + 5.3)3
D. f(x) = 0.6(x - 5.3)3
Answer: D
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The doctor's order is for 2 L of 5% dextrose and Lactated Ringer's Solution to be infused over the next 24 hours. The tubing delivers 10 gtt/mL. What is the correct flow rate?
A. 28 gtt/min B. 5 gtt/min C. 14 gtt/min D. 83 gtt/min
Perform the indicated operations. Simplify if possible.
+ 
- 
A. 
B. 
C. 
D. 
Solve the problem.Let P(t) be the quantity of strontium-90 remaining after t years. Suppose the half-life of strontium-90 is 28 years. Which of the following equations expresses the half-life information?
A. P
= 28P0
B. 28 = 
P0e-kt
C. P(28) = 
P0
D. 28 = 
P0
E. none of these
Solve the problem.Assume that the volume of Earth is5 × 1014 cubic meters and the volume of a bacterium is2.5 × 10-16 cubic meters. If Earth could be filled with bacteria, how many would it contain?
A. 5.0 × 1031 bacteria B. 2.0 × 10-30 bacteria C. 2.0 × 1030 bacteria D. 5.0 × 10-31 bacteria