Write the expression as a product of a whole number and a power of 10. Use an exponent to represent the power of 10.5,000,000,000
A. 5 × 1010
B. 5 × 109
C. 5 × 108
D. 5 × 1011
Answer: B
Mathematics
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Identify the number as prime, composite, or unit.198
A. Unit B. Composite C. Prime
Mathematics
Solve the problem.Use the graph of data items to find the following:a. mean (Round to the nearest tenth, if necessary.)b. medianc. moded. range 
A. a. 30 b. 30 c. 40 d. 20 B. a. 30.9 b. 30 c. 30 d. 20 C. a. 30.9 b. 30 c. 40 d. 20 D. a. 30.9 b. 30 c. 30 d. 40
Mathematics
Decompose into partial fractions.
A. 
- 
B. 
- 
C. 
+ 
D. 
- 
Mathematics
Consider only the discriminant, b2 - 4ac, to determine whether one real-number solution, two different real-number solutions, or two different imaginary-number solutions exist.x2 - 4x - 7 = 0
A. Two different imaginary-number solutions B. Two different real-number solutions C. One real solution
Mathematics