If y varies directly as x, find the direct variation equation for the situation.y = 4 when x = 32
A. y = x + 28
B. y = 8x
C. y = 
x
D. y = 
x
Answer: C
Mathematics
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Fill in the blank(s) with the appropriate word(s).
Mathematics
Consider the normal distribution given below and assume that P is a point of inflection of the curve.
Find the standard deviation ? of the distribution.
A. 81 m B. 34 m C. 50 m D. 47 m E. 115 m
Mathematics
The graph of a function 
is given.
?
?
Find the coordinates of all points of inflection of this function (if any).
?
Please enter your answer as ordered pairs in the form (x, y) separated by commas.
What will be an ideal response?
Mathematics
Solve the equation.
= 
A. {3} B. {-30} C. {0} D. {30}
Mathematics