Perform the indicated operation and, if possible, simplify.
? 
A. 
B. 1
C. 
D. 
Answer: D
Mathematics
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Determine whether the activity can be used to illustrate the given property.Making a pot of coffee, brushing your teeth, and taking a shower.Does the associative property hold?
A. Yes B. No
Mathematics
Simplify.(4 + x)2
A. x2 + 8x + 16 B. x2 + 16 C. x + 16 D. 16x2 + 8x + 16
Mathematics
If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.II, 
A. Negative B. Positive
Mathematics
Write as a percent. Round your answer to the nearest tenth, if necessary.
A. 2.2% B. 11% C. 1000% D. 22%
Mathematics