Use the formula for Sn to find the sum for the geometric sequence.3, 
, 
, 
, 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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One endpoint P(1, -4) and the midpoint M(-4, 5) of line segment PQ are given. Find the coordinates of the other endpoint, Q. ?
A. Q(-7, 12) B. Q(9, -26) C. Q(-9, -2) D. Q(6, -22) E. Q(-9, 14)
Mathematics
In the diagram below, angle A is in standard position. Find sin A.
?
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Answer the question.If the graphs of a system of two equations are both parabolas, what are the possible numbers of solutions (with real coordinates) of this system?
Fill in the blank(s) with the appropriate word(s).
Mathematics
u = <–3, 1>; v = <–5, 4>
Compute u – v. A) <–5, –1> B) <1, –3> C) <–1, 3> D) <3, 9>
Mathematics