Solve the problem.Suppose that a radio transmission pattern can be modeled by 
for 
where the units are miles. Determine how far the signal reaches to the east, assuming that east is represented by the direction of the positive 
A. 360 miles
B. 64,800 miles
C. 32,400 miles
D. 180 miles
Answer: D
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Solve the problem.The retail cost of a computer is 32% more than its wholesale cost. Determine which of the statement's below is true.
A. The wholesale cost of the computer is 68% of the retail price. B. The retail cost of the computer is 132% more than the wholesale price. C. The retail cost of the computer is 32% of the wholesale price. D. The retail cost of the computer is 132% of the wholesale price.
Determine the coordinates of the focus and the equation of the directrix of the parabola.y2 = 40x
A. F(10, 0), x = 10 B. F(0, 10), y = -10 C. F(10, 0), x = -10 D. F(10, 10), x = 10
List all the elements of B that belong to the given set.B = {15, 
, -6, 0, 
}Real numbers
A. 
B. {15, -6, 0}
C. 
D. 
Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function domain: {cat, dog} range: {Alice, Brad, Carl} B. function domain: {Alice, Brad, Carl} range: {cat, dog} C. not a function