Multiply.56 ? 1
A. 56
B. 0
C. 561
D. 1
Answer: A
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Consider the series 
.
?
Find the radius of convergence of the power series.
?
__________
?
Find the interval of convergence of the power series.
?
__________
What will be an ideal response?
Express the radical in simplified form. Assume that all variables represent positive real numbers.
A. 343x
B. 7x
C. 7x
D. 7
Use a graphing calculator and the method of matrix inverses to solve the system. Give 5 decimal places.?x + ey + 
z = 2ex + ?y + 
z = 4
x + ey + ?z = 6
A. {(-2.01284, 2.71182, 0.67317)} B. {(1.41421, 2.82843, 3.46410)} C. {(-2.71828, 3.14159, 1.41421)} D. {(-4.12755, 4.84931, -0.01039)}
Answer the question.2x - 7y = -175x + 3y = 19If your friend was going to solve this system of equations by first eliminating y, what general suggestions would you make so your friend could start on this in a systematic way?
What will be an ideal response?