Solve the inequality. Express your answer using interval notation.|x + 9| < 0
A. (9, -9)
B. no solution
C. (9, ?)
D. (-?, -9)
Answer: B
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Solve the problem.The car Colleen is driving gets 27
miles per gallon of gas. She used 5
gallons of gas going from her home to her grandparents' home. She used another 6
gallons traveling from her grandparents' home to her cousin's apartment. What was the total distance Colleen drove?
A. 330
miles
B. 238
miles
C. 328 miles
D. 221
miles
Determine whether the improper integral is convergent or divergent, and calculate its value if it is convergent.
Solve the problem.In a survey of 374 computer buyers, 159 put price as a main consideration, 218 put performance as a main consideration, and 57 listed both price and performance. How many computer buyers listed other considerations? How many looked only for performance?
A. 54; 161 B. 102; 161 C. 54; 218 D. 111; 218
Determine the domain and range of the function.f(x) = 7 - x2
A. Domain: (-?, ?) Range: (-?, 7] B. Domain: (-?, ?) Range: [7, ?) C. Domain: (-?, ?) Range: [-7, ?) D. Domain: (-?, ?) Range: (-?, -7]