Write sigma notation.-1 + 
- 
+ 
- 
+ . . .
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Express the vector in the form ai + bj.
if P1 is the point (4, -2) and P2 is the point (6, -5)
A. v = -2i + 3j B. v = 2i - 3j C. v = -2i - 3j D. v = -i + 3j
Mathematics
Decide whether the statement makes sense. Explain your reasoning.Alex won by the Borda method, but Tom won by the method of sequential runoffs.
What will be an ideal response?
Mathematics
Find the following.Find -(-x) when x = - 
.
A. - 
B. 
C. -48
D. 48
Mathematics
Solve the problem.Find the expected number of girls in a family of 7 children.
A. 4 B. 4.25 C. 3.5 D. 4.5
Mathematics