Find the product. Assume all variables have non-negative values.(
+ 
)(
- 
)
A. 6 - 2
B. 6 - 2
C. 6z
D. 6 - z
Answer: D
Mathematics
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Find any modes that exist.8.4, 8.9, 6.5, 8.9, 6.3
A. 8.4 B. 6.5 C. 8.9 D. 7.8
Mathematics
Solve the quadratic equation by factoring.7x2 - 20x - 3 = 0
A. x = - 
or x = 3
B. x = - 
or x = 7
C. x = -7 or x = 3
D. x = 
or x = - 
Mathematics
Simplify. Assume that any variables are positive.
A. 16x
B. 
C. 
D. x 
Mathematics
Rewrite the rational expressions as equivalent expressions with the LCD.
and 
A. 
and 
B. 
and 
C. 
and 
D. 
and 
Mathematics