Evaluate the integral.
dx
A. - 
- 
+ C
B. 
+ 
+ C
C. 
- 
+ C
D. - 
+ 
+ C
Answer: A
Mathematics
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Graph the parabola and show the focus and directrix.x = 3y2
A. 
B. 
C. 
D. 
Mathematics
Solve for x by writing the equation in exponential form. Round your answer to two decimal places, if necessary.
a. 32.25
b. 11.50
c. –0.50
d. –0.25
e. 46.00
Mathematics
Find k such that the function is a probability density function over the given interval. Then write the probability density function.f(x) = k(16 - x); [0, 16]
A. 
; f(x) = 
(16 - x)
B. 256; f(x) = 256(16 - x)
C. 16; f(x) = 16(16 - x)
D. 
; f(x) = 
(16 - x)
Mathematics
A clothing store has a selection of 75 different ties. How many ways can three be selected for Chris and two for Alex?
What will be an ideal response?
Mathematics