Use the properties of exponents to simplify the expression so that only positive exponents remain.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: E
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Determine if the series 
defined by the formula converges or diverges.a1 = 
, an+1 = 
A. Diverges B. Converges
Use the periodic compound interest formula to solve the problem.Suppose that you have $8000 to invest. Which investment yields the greater return over 4 years: 6.6% compounded monthly or 6.7% compounded quarterly?
A. $8000 invested at 6.7% compounded quarterly over 4 years yields the greater return. B. $8000 invested at 6.6% compounded monthly over 4 years yields the greater return. C. Both investment plans yield the same return.
Find the vertex, focus, and directrix of the parabola with the given equation.(y - 1)2 = 20(x + 3)
A. vertex: (-3, 1) focus: (-8, 1) directrix: x = 2 B. vertex: (3, -1) focus: (8, -1) directrix: x = -2 C. vertex: (-3, 1) focus: (2, 1) directrix: x = -8 D. vertex: (1, -3) focus: (6, -3) directrix: x = -4
Solve the equation.
= 50
A. 13.174 B. 11.655 C. 6.098 D. 9.003