Write interval notation.{ x ? -5 < x < -1 }
A. [-5, -1)
B. [-5, -1]
C. (-5, -1]
D. (-5, -1)
Answer: D
Mathematics
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Multiply. Simplify if possible.8
? 11
A. 100
B. 101
C. 88
D. 97
Mathematics
Factor the expression completely. If the polynomial is prime, state this as your answer.121 - x2
A. (11 - x)(11 + x) B. (11 + x)2 C. prime D. (11 - x)2
Mathematics
Solve.
= 
A.
| 0.0768? |
B. 2.4
C. 0.075
D. 0.75
Mathematics
Use the partial sum formula to find the partial sum of the given arithmetic sequence.Find the sum of the first four terms of the arithmetic sequence: 1, 12, 23, . . . .
A. 36 B. 140 C. 70 D. 48
Mathematics