Find the regression line for the data points. Round your answer to the nearest hundredth.
xy405-910-1110-19?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: E
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Simplify. Be sure to rationalize the denominator. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 5
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 18 inches, ? = 
radians, A = ?
A. 9.42 in2 B. 169.56 in2 C. 18.84 in2 D. 339.12 in2
The first step in the problem-solving procedure is not choosing a variable, but rather translating the main idea into symbols. ? If you subtract fifteen from twice a number, the result is three. What is the number? ?
A. 9 B. -6 C. 6 D. -9 E. -13.5
Solve the problem.A broker has up to $20,000 to invest. He can purchase municipal bonds yielding 8% of the amount invested and Treasury bonds yielding 10% of the amount invested. The broker's client insists that no more than $8000 be invested in municipal bonds and that at least three times as much be invested in municipal bonds as Treasury bonds. How should the broker invest her client's money in order to maximize the yield?
What will be an ideal response?