Use the formula for the sum of the first n terms of a geometric sequence to evaluate the sum.
A. 162
B. 
C. 
D. 
Answer: B
Mathematics
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Find the rectangular coordinates for the point for which the polar coordinates are given.
A. (6
, 6
)
B. (6
, -6
)
C. (-6
, 6
)
D. (-6
, -6
)
Mathematics
Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = x2i + xyj + yk; C: the counterclockwise path around the perimeter of the rectangle in the x-y plane formed from the x-axis, y-axis , x = 2 and y = 6
A. -72 B. 72 C. - 36 D. 36
Mathematics
Find the derivative of y with respect to x.y = -cos-1 
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.0.91x + 0.95(18 - x) = 16.74
A. {-0.09} B. {9} C. {0.09} D. {-9}
Mathematics