Multiply and simplify.(
- 3)(
- 4)
A. x
+ 12
B. x
+ 12
C. x
- 4
- 3
+ 12
D. x
+ 
+ 12
Answer: C
Mathematics
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Combine like terms in the expression. Answer "not possible" if terms cannot be combined.5x - 11xy
A. 32x B. 55xy C. not possible D. 16x2y
Mathematics
List the elements in the set.{x | x is a whole number between 3 and 7}
A. {4, 5, 6} B. {4, 5, 6, 7} C. {3, 4, 5, 6, 7} D. {3, 4, 5, 6}
Mathematics
Estimate the magnitude of the error involved in using the sum of the first four terms to approximate the sum of the entire series.
A. 
< 7.81 × 10-3
B. 
< 1.49 × 10-2
C. 
< 8.59 × 10-2
D. 
< 5.73 × 10-3
Mathematics
Find the sum, if it exists.-9 - 
- 
- 
- . . .
A. - 24
B. 
C. - 15
D. Does not exist
Mathematics