Find the value of the expression using the given values.yx?x = -1, y = 6
A. -6
B. - 
C. 
D. 6
Answer: C
Mathematics
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Write an equation in slope-intercept form of the line with the given slope and y -intercept.m = - 
, (0, 0)
A. y = - 
B. y = - 
x
C. y = x - 
D. x = - 
Mathematics
Solve the equation.
?
?
A. 
B. ?
C. ?
D. ?
E. none of these
Mathematics
E ( X )
The random variable X has the probability density function 
over [0, ?) .
Compute the quantity.
Mathematics
Graph the ellipse and label the center.
+ 
= 1
A. C(3, 0)
B. C(-3, 0)
C. C(0, 3)
D. C(0, -3)
Mathematics