Use the formula for the nth term of a geometric sequence to find the indicated term of the sequence with the given first term, a, and common ratio, r.Find a9 when a = 5, r = 2.
A. 1280
B. 21
C. 2560
D. 1284
Answer: A
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Factor completely. If the polynomial is prime, state this.49x2+ 84xy + 36y2
A. Prime B. (7x + 6y)(7x - 6y) C. (7x - 6y)2 D. (7x + 6y)2
Find the vertex, focus, and directrix of the parabola with the given equation.(x + 1)2 = 12(y - 4)
A. vertex: (4, -1) focus: (4, 2) directrix: y = -4 B. vertex: (-1, 4) focus: (-1, 7) directrix: y = 1 C. vertex: (1, -4) focus: (1, -1) directrix: y = -7 D. vertex: (-1, 4) focus: (-1, 1) directrix: x = 7
Consider the apportionment problem for College Town. North:9,200South:8,500East:6,100West:6,200Suppose each council member is to represent approximately 3,000 citizens. Use Jefferson's assuming there must be 10 representatives. NSEW________________________________________
What will be an ideal response?
Multiply.
A. - 
B. 
C. 
D. - 