Simplify.
A. 
B. 6 - a2
C. 6
D. 
Answer: A
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Solve the problem.Find equations for the horizontal and vertical tangent lines to the curve 
A. Horizontal: 
, 
at 
, 
at 
; vertical: 
at 
, 
at 
B. Horizontal: 
at 
, 
at 
, 
at 
; vertical: 
at 
, 
at 
, 
at 
C. Horizontal: 
at 
, 
at 
; vertical: 
at 
, 
at 
D. Horizontal:
at 
, 
at 
, 
at 
; vertical: 
at 
, 
at 
, 
at 
Solve the problem.Bert is 16.5 kilometers away from Brenda. Both begin to walk toward each other at the same time. Bert walks at 3 kilometers per hour. They meet in 3 hours. How fast is Brenda walking?
A. 3 kilometers per hour B. 3.5 kilometers per hour C. 4.5 kilometers per hour D. 2.5 kilometers per hour
Find the GCF of the given terms.100m2 and 40n3
A. 10 B. 10m2n3 C. 20 D. 20m2n3
Solve the inequality.(b + 7)(b - 1)(b - 4) < 0
A. (4, ?) B. (-?, -7) or (1, 4) C. (-7, 1) or (4, ?) D. (-?, 1)