Determine whether the expression is a polynomial. If it is a polynomial, give its degree.6x4 - 
A. polynomial; degree 4
B. polynomial; degree -1
C. polynomial; degree 1
D. not a polynomial
Answer: D
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Solve the problem.An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the curve 
- 2 ? x ? 2, about the x-axis (dimensions are in feet). How many cubic feet of fuel will the tank hold to the nearest cubic foot?
A. 3 B. 8 C. 2 D. 7
Factor the GCF from the polynomial.27y3 - 9y2 + 12y
A. 3y(9y2 - 3y + 4) B. y(27y2 - 9y + 12) C. 3(9y3 - 3y2 + 4y) D. 3y(9y3 - 3y2 + 4y)
Specify the center and radius of the circle.5x2 + 5y2 + 20x + 30y - 15 = 0
A. center: (2, 3); radius: 16 B. center: (-2, -3); radius: 4 C. center: (-3, -2); radius: 4 D. center: (3, 2); radius: 16
Find the nth term and the indicated term of the arithmetic sequence {an} whose initial term, a, and common difference, d, are given.a1 = 4; d = 8an = ?; a14 = ?
A. an = 4 + 8n; a14 = 108 B. an = -4 + 8n; a14 = 44 C. an = -4 - 8n; a14 = 108 D. an = -4 + 8n; a14 = 108