- 
A. 
B. 
C. 
D. 
Answer: A
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Write the set in set builder notation.{4}
A. {x? 4 < x < 4} B. {x? x > 4} C. {x? x ? 4} D. {x? 4 ? x ? 4}
Solve the problem.Karen and Ivan traveled at 115 kilometers/hour for 4.7 hours. Their total trip will be 630 miles long. How many miles do they still need to travel? (Round your answer to the nearest whole mile, if necessary.)
A. 559 mi B. 90 mi C. 295 mi D. 474 mi
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 0), (0, 9), (9, 0) symmetry: origin B. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis C. function domain: {x|-9 ? x ? 9} range: {y|-9 ? y ? 9} intercepts: (-9, 0), (0, -9), (0, 9), (9, 0) symmetry: x-axis, y-axis, origin D. not a function
Simplify using the rules for raising a quotient to a power and raising a fraction to a negative power.
4
A. 
B. 4
C. 
D. 