Test the vector field F to determine if it is conservative.F = -csc2 x csc yi - cot x cot y csc yj - cos xk
A. Not conservative
B. Conservative
Answer: A
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Determine whether or not the ordered pair is a solution of the linear equation.9x - 19y = 65; (3, -2)
A. Yes B. No
Answer the question.Which one of the equations below matches the graph?
A. y = 4 cos
B. y = 4 sin
C. y = 2 cos
D. y = 4 cos
Solve the equation by completing the square.x2 + 4x = 9
A. {-2 ± 
}
B. {-1 ± 
}
C. {2 + 
}
D. {-2 ± 2
}
Solve the problem.From a 32-inch by 32-inch piece of metal, squares are cut out of the four corners so that the sides can then be folded up to make a box. Let x represent the length of the sides of the squares, in inches, that are cut out. Express the volume of the box as a function of x.
A. V(x) = 2x3 - 96x2 + 32x B. V(x) = 2x3 - 96x2 C. V(x) = 4x3 - 128x2 D. V(x) = 4x3 - 128x2 + 1024x