Use a formula for Sn to evaluate the series.
A. 6
B. -14
C. -45
D. -39
Answer: D
Mathematics
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Find the reciprocal of the number.
A. 1
B. -8
C. - 
D. 8
Mathematics
Graph the parabola and label the vertex. Find the y-intercept.y = x2 + 1
A. vertex (0, 1), y-intercept (0, 1)
B. vertex (0, -1), y-intercept (0, -1)
C. vertex (0, 1), y-intercept (0, 1)
D. vertex (0, -1), y-intercept (0, -1)
Mathematics
For the given function, find all asymptotes of the type indicated (if there are any).f(x) = 
, vertical
A. x = 6 B. None C. x = -6 D. x = 3, x = -3
Mathematics
Solve the equation for the specified variable.A = lw; solve for w
A. w = 
B. w = Al
C. w = A - l
D. w = 
Mathematics