Provide an appropriate response.The Cauchy density function, f(x) = 
, occurs in probability theory. Show that 
What will be an ideal response?
dx = 
dx = 
= 
= 
. Since f(x) is an even function, 
dx = 
and 
dx = 
+ 
= 1.
Mathematics
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Solve the system of equations using substitution.
A. x = 
, y = 6; x = - 
, y = 
or 
), 
B. x = - 
, y = 2; x = 1, y = 5
or 
, (1, 5)
C. x = 
, y = 
; x = - 
, y = 0
or 
, 
D. x = 
, y = 
; x = 1, y = 5
or 
, (1, 5)
Mathematics
Solve the problem.Doris has a rectangular fish pond 9 by 14 feet. She wants to put grass in a strip of uniform width around the pond. She has enough grass seed for 108 square feet. How wide will the strip be?
A. 4.5 ft B. 2 ft C. 3 ft D. 4 ft
Mathematics
Plot the given point in a rectangular coordinate system.(1, -2)
A. 
B. 
C. 
D. 
Mathematics
Locate the fraction on the number line.
A.
B.
C.
D.
Mathematics