Find the common ratio for the geometric sequence.
, 
, 
, 
, 
, ...
A. r = 
B. r = 
C. r = 
D. r = 4
Answer: D
Mathematics
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Solve the problem.Find the equation for the tangent plane to the surface 
at the point 
A. -5x + 8y + 4z = 7 B. -5x - 8y + 8z = 7 C. -5x - 8y + 8z = -5 D. -5x + 8y + 4z = -5
Mathematics
Integrate the function f over the given region.f(x, y) = 
over the square 4 ? x ? 6, 4 ? y ? 6
A. ln 
B. 
2
C. 
2
D. 
Mathematics
Divide.(20x3 - 12x2 - 23x - 6) ÷ (-5x - 2)
A. -4x2 + 4x + 3 B. -4x2 + 3 C. x2 - 4x - 3 D. x2 + 4x + 3
Mathematics
Provide an appropriate response. Simplify: -7 + 5(-2) - 10
A. -47 B. -27 C. -7 D. -34
Mathematics