Perform the indicated operation.Subtract (4xy - 5xy2) from the difference between
and 
A. 2x2y - 2xy2 - 8xy
B. 2x2y - 2xy2 + 0xy
C. 7x2y - 3xy2 - 8xy
D. 2x2y + 2xy2 - 8xy
Answer: D
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Solve the problem.Find the equation for the tangent plane to the surface at the point
A. -7x - 7y + 9z = 5 B. x + y + z = 5 C. -7x - 7y + 9z = 1 D. x + y + z = 1
Solve the equation using both the addition and multiplication properties of equality.22 = -3x - 5
A. {34} B. {2} C. {-9} D. {30}
For the given functions f and g, find the requested composite function.f(x) = x2 - 8, g(x) = x2 - 6;Find the function f ? g.
A. x4 + 58 B. x4 - 12x2 + 28 C. x4 + 28 D. x4 - 16x2 + 58
Solve the problem. Write ratios in simplest form.Find the unit price for each option. Which is the better buy? IceMan water: 24 bottles for $3.12 Big Mountain water: 20 bottles for $3.00.
A. IceMan: $3.12 per bottle; Big Mountain: $3.00 per bottle; the IceMan water B. IceMan: $0.13 per bottle; Big Mountain: $0.15 per bottle; the IceMan water C. IceMan: $0.15 per bottle; Big Mountain: $0.13 per bottle; the Big Mountain water D. IceMan: $0.13 per bottle; Big Mountain: $0.10 per bottle; the Big Mountain water