Determine the degree of the polynomial.-18 + 8x4 - 3x - 7x3 + 5x2
A. -14
B. 4
C. -18
D. 22
Answer: B
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Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Find the simple interest earned on $14,300 saved for 
years at an interest rate of 5%.
A. $893.75 B. $715.00 C. $8937.50 D. $7150.00
Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(F|E).
A. 0.818 B. 0.340 C. 0.720 D. 0.107
Factor the polynomial as a perfect square or state that it is irreducible.9x2 - 6x + 1
A. (3x - 1)2 B. irreducible C. (x - 3)2 D. (3x + 1)(3x - 1)
Solve the problem.The product of a number and 8 less than the number is 65. Find the number.
A. -14 or 4 B. -4 or 14 C. -5 or 13 D. -13 or 5