Add or subtract. Assume all variables represent nonnegative real numbers.3
+ 
A. 9
B. 4
C. 3
+ 
D. 6
Answer: D
Mathematics
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Provide an appropriate response.Explain why (-1)n = 1 for any even number n.
What will be an ideal response?
Mathematics
Write the statement using symbols.Three times the difference of x and 8 is -10.
A. 3(x - 8) = -10 B. 3x - 8 = -10 C. 3 + x - 8 = -10 D. 3 - x - 8 = -10
Mathematics
Refer to the figure in which 
? 
and 
? 
If BD = 10 cm and AC = 29 cm, find CD.
Mathematics
Multiply.41(-1)
A. -41
B. - 
C. 41
D. -1
Mathematics