Graph the exponential function.f(x) = 2x + 1 
A. 
B. 
C. 
D. 
Answer: C
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Sketch the line with the given slope that passes through the indicated point.Slope = - 
; line passes through the point (4, 0)
A. 
B. 
C. 
D. 
Provide an appropriate response.Find y' if y = x2e3x.
What will be an ideal response?
Find the foci and endpoints of each axis for the given ellipse.x2 + 16y2 = 16
A. Foci: (0, ±
); vertices: (± 4, 0 );
endpoints of the minor axis: (± 1, 0)
B. Foci: (±
, 0); vertices: (± 4, 0);
endpoints of the minor axis: (0, ± 1)
C. Foci: (±
, 0); vertices: (± 3, 0);
endpoints of the minor axis: (0, ± 1)
D. Foci: (± 15, 0); vertices: (± 16, 0);
endpoints of the minor axis: (0, ± 1)
Solve the problem using your calculator.The paired data below consist of the costs of advertising (in thousands of dollars) and the number of products sold (in thousands). What is the correlation coefficient?
A. 0.246 B. 0.235 C. 0.708 D. -0.071