Find the standard deviation of the probability density function to the nearest hundredth.f(x) = 1 - ; [1, 4]

A. 0.71
B. 0.75
C. 0.76
D. 0.73


Answer: B

Mathematics

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In the figure below, R = 470 ê and é = -52ø. Find Z.


a. 370 ê
b. 228 ê
c. 763 ê
d. 596 ê
e. 698 ê

Mathematics

Provide an appropriate response.Let f(x) = x2 - 1 and g(x) = 2x + 8. Find (f - g)(2).

A. -8 B. -4 C. -11 D. -9

Mathematics

A church steeple that needs to be reshingled has the shape of a regular square pyramid. If base edges of the steeple measure 16 feet while lateral edges measure 17 feet, what is the lateral area (area to reshingle) of the steeple?

What will be an ideal response?

Mathematics

Factor the polynomial.r2 + 2rs + s2 - 16

A. (r - s + 4)(r - s - 4) B. (r2 + 4)(s2 - 4) C. (r + s + 4)(r + s - 4) D. (r + s + 4)(r - s - 4)

Mathematics