Find the x'y'-coordinates of the given point if the coordinate axes are rotated through the given angle.(3, 8); ? = 45°
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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The concentration C of cholesterol, in milligrams per deciliter, in the blood t months after a diet and exercise program was discontinued is given by
.
A. Make a graph of cholesterol levels over the first 36 months since the diet and exercise program ended.B. Is the graph concave up or concave down? Explain in practical terms what the concavity means.C. What is the maximum concentration that will be achieved?
What will be an ideal response?
Mathematics
Use the laws of exponents to simplify. Do not use negative exponents in your answer.32 ? 3 ? 3-8
A. -36
B. 35
C. - 
D. 
Mathematics
Determine the order of the matrix.
A. 2 × 3 B. 2 × 4 C. 3 × 2 D. 4 × 2
Mathematics
Simplify.
A. 2w2x3y2
B. 2w2x3y2
C. 2wx3y2
D. 42w2x3y2
Mathematics