Use inequality notation and interval notation to describe the set.
?
The annual rate of inflation r is expected to be at least 4% but no more than 9%.
?
A. Inequality : 4% ? r ? 9%Interval : [4, 9]
B. Inequality : 4% < r ? 9%Interval : [4, 9]
C. Inequality : 4% < r < 9%Interval : [4, 9]
D. Inequality : 4% ? r < 9%Interval : [4, 9]
E. Inequality : 4% > r > 9%Interval : [4, 9]
Answer: A
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Determine which of the fundamental laws of algebra is demonstrated.6 × 4 = 4 × 6
A. Distributive B. Commutative C. Associative
The circle graph below shows us how an average consumer spends money. Use this information for Exercises 26 through 28.
What fraction of spending goes for other and food combined?
A. 
B. 
C. 
D. 
Solve the system by the addition method, if possible.
?
?
A. (2, 2) B. (-2, -1) C. (3, 2) D. (1, 4) E. (2, 1)
Determine whether the given function is one-to-one. If it is one-to-one, find its inverse.f(x) = 
- 3
A. f-1(x) = x3 + 3
B. f-1(x) = (x + 3)3
C. f-1(x) = 
+ 3
D. f-1(x) = (x - 3)3