Look for a pattern and then predict the general term, or nth term, an, of the sequence.-1, 2, -4, 8, -16, 32, . . .
A. an = (-1)n-12n-1
B. an = (-1)n2n
C. an = (-1)n2n-1
D. an = (-1)n2n
Answer: C
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Find the Taylor polynomial of order 3 generated by f at a.f(x) = x3, a = 3
A. P3(x) = 108 + 27(x - 3) + 6(x - 3)2 + (x - 3)3 B. P3(x) = 6 + 3(x - 3) + (x - 3)2 + (x - 3)3 C. P3(x) = 27 + 9(x - 3) + 9(x - 3)2 + (x - 3)3 D. P3(x) = 27 + 27(x - 3) + 9(x - 3)2 + (x - 3)3
Solve the equation.- 
a = -1
A. {7} B. {-9} C. {-8} D. {0}
Use a graphing calculator to solve the system by finding A-1 and A-1B. (Round to the nearest integer if necessary.)2.67x + 1.88y-z = 20.97x - 1.77y + 0.31z = -0.832.78x +y+z = 34.46
A. {(6, 9, 6)} B. {(7, -6, -9)} C. {(7, 6, 9)} D. {(8, 4, 9)}
Write an expression in completely factored form for the area of the shaded figure.
A. 6(x + y)2 B. x2 + 12xy + 36y2 C. x2 + 6xy + 36y2 D. (x + 6y)2