Find the mean and standard deviation of the specified probability density function.f(x) = 4 for [2.25, 2.50]
A. ? = 2.375, ? = 0.144
B. ? = 2.375, ? = 0.072
C. ? = 2.500, ? = 0.069
D. ? = 2.500, ? = 0.070
Answer: B
Mathematics
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Find the point(s) where the slope of a tangent line to the given curve has the given value. y = 2x3 - 6x2 - 47x, mtan = 1
A. (0, 0), (-2, 54) B. (4, -156), (1, -51) C. (-4, -36), (-156, -102) D. (4, -156), (-2, 54)
Mathematics
Find the first four terms of the sequence.an = an-1 - an-2; a1 = 4, a2 = 2
A. 4, 2, 2, -2 B. 4, 2, -2, -4 C. 4, 2, 0, -2 D. 4, 2, 6, 8
Mathematics
Find the slope and the y-intercept of the given line.y = - 
x + 5
A. - 
; (0, -5)
B. - 
; (0, 5)
C. 
; (0, 5)
D. 
; (0, -5)
Mathematics
Match the given graph with its equation.
A. 
+ 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics