Write interval notation.{x? x ? -6}
A. (-6, ?)
B. (?, -6)
C. (-?, -6]
D. [-6, ?)
Answer: C
Mathematics
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Use problem solving strategies to solve the problem.A mouse is at the bottom of a 10-foot-tall clock. Every hour he climbs up 3 feet. But when the clock strikes at the hour, he falls back 1 foot. If the mouse starts climbing at 8 a.m., at what time to the nearest minute will it reach the top of the clock?
A. 1:00 p.m. B. 12:30 p.m. C. 12:40 p.m. D. 1:10 p.m.
Mathematics
Subtract. Simplify, if possible.
- 
A. 8
B. 7
C. 10
D. 8
Mathematics
Solve the equation in the real number system.2x3 - x2 + 2x - 1 = 0
A. 
B. 
C. 
D. 
Mathematics
Collect like terms.-12y - 4x - 8x
A. -12y - 12x B. -12y - 4x C. -12y + 4x D. -24xy
Mathematics