Identify the degree and leading coefficient of the polynomial.f(x) = -11 + 17x + 5x2 - 5x3 - 18x4
A. Degree: 4; leading coefficient: -18
B. Degree: 3; leading coefficient: -5
C. Degree: 4; leading coefficient: -11
D. Degree: -11; leading coefficient: -18
Answer: A
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Solve the problem using the table.Monthly Principal and Interest Payment per $1000 of Mortgage
Constance Hairston obtains a 30-year, $128,500 mortgage at 8% on a house selling for $154,000. Her monthly payment, including principal and interest, is $942.89. How much of the total cost will be interest?
A. $196,173.91 B. $232,033.66 C. $210,940.40 D. $274,221.60
Multiply in the indicated base.E4sixteen × 2Dsixteen
A. 2814sixteen B. 2BC8sixteen C. 2AC4sixteen D. 2AD8sixteen
Solve.The radioactive decay of radium 226 can be described by the equation 
where C is the original amount of radium and A is the amount of radium remaining after t years. If 23 milligrams of radium are sealed in a container now, how much radium will be in the container after 100 years. Round to the nearest thousandth.
A. 22.99 mg B. 24.006 mg C. 1.194 mg D. 22.037 mg
Complete the square and write the equation in standard form. Then give the center and radius of the circle and graph the equation.x2 + y2 + 8x - 20 = 0
A. x2 + (y + 4)2 = 36
center (0, - 4), r = 6
B. (x + 4)2 + y2 = 36
center (- 4, 0), r = 6
C. (x - 4)2 + y2 = 36
center (4, 0), r = 6
D. x2 + (y - 4)2 = 36
center (0, 4), r = 6