Answer the question.The average of a group of negative numbers is a number.
Fill in the blank(s) with the appropriate word(s).
negative
Mathematics
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Factor by grouping.
?
A. 
B. 
C. 
D. 
E. 
Mathematics
Determine whether the sequence is arithmetic.
, 
, - 
, - 
, . . .
A. Arithmetic B. Not arithmetic
Mathematics
Solve the problem.If an object has a 30° clockwise rotation as one of its symmetries, then it must also have as a symmetry
A. a 90° clockwise rotation. B. a translation. C. a 45° clockwise rotation. D. a reflection. E. none of these
Mathematics
Determine whether the sequence is arithmetic.1, 5, 9, 13, 17, . . .
A. Arithmetic B. Not arithmetic
Mathematics