Answer the question.For f(x) = x2 - 9 and g(x) = 2x + 3, what is the domain of 
A. 
x ? - 
B. All real numbers
C. 
D. 
x ? - 
Answer: D
Mathematics
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Evaluate the improper integral or state that it is divergent.
A. -5?
B. 
C. 0
D. - 
Mathematics
Solve.A vendor sells hot dogs and bags of potato chips. She charges $1.50 for a hot dog and $1.25 for a bag of potato chips. A customer can spend at most $8.00. Can the customer buy 2 hot dogs and 4 bags of potato chips?
A. Yes B. No
Mathematics
Add or subtract. Simplify by collecting like radical terms, if possible.7
- 7
A. -119
B. -21
C. 119
D. 21
Mathematics
Find the value of x, y and z in the figure.
?
?
where a = 6, b = 14
?
A. ?x = 33°, y = 94°, z = 53° B. ?x = 33°, y = 53°, z = 94° C. ?x = 94°, y = 94°, z = 53° D. x = 33°, y = 53°, z = 53° E. ?x = 60°, y = 60°, z = 60°
Mathematics