Simplify, if possible.
A. 
B. 
C. 
D. 
Answer: B
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Provide an appropriate response.The standard normal probability density function is defined by f(x) = 
e-x2/2. (a) Show that 
dx = 
.(b) Use the result in part (a) to show that the standard normal probability density function has mean 0.
What will be an ideal response?
Write out the terms of the series.
A. 3 + 9 + 15 + 21 + 27 + 33 + ... B. 3 + 9 + 15 + 21 + 27 + 33 C. 75 D. 1 + 3 + 9 + 15 + 21 + 27
Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.f(x) = x2 + 2 from x = 1 to x = 4; n = 6
A. 28.875 B. 26.875 C. 24.875 D. 30.875
Find the value for the function.Find f(2x) when f(x) = 
.
A. 
B. 2
C. 
D. 