Find the LCD for the set of fractions.
, 
A. 2
B. 24
C. 48
D. 14
Answer: B
Mathematics
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Multiply.
(x - 7y - 3z)
A. 
x - 
y - 1z
B. 
x - 
y - 
z
C. 
x - 
y + 3z
D. 
x - 7y - 3z
Mathematics
Solve the system by substitution.9x + 4y = 3 9y = 26 + 2x
A. 
B. 
C. 
D. 
Mathematics
Graph the ellipse and locate the foci.9x2 + 4y2 = 36
A. foci at (
, 0) and (-
, 0)
B. foci at (0, 
) and (0, -
)
C. foci at (
, 0) and (-
, 0)
D. foci at (2
, 0) and (-2
, 0)
Mathematics
Evaluate the expression.
A. ±9 B. 9 C. 0 D. -9
Mathematics