Factor.5r3 - 135
A. 5(r - 3)(r2 - 3r + 9)
B. 5(r + 3)(r2 - 3r + 9)
C. 5(r - 3)(r2 + 3r + 9)
D. 5(r - 15)(r2 + 15r + 45)
Answer: C
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Find the probability.90 tickets were sold at a raffle. If you have 8 tickets, what is the probability that you win if there is only one prize?
A. 
B. 
C. 
D. 
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: none; Absolute minimum: f(1) = 2 B. Absolute maximum: none; Absolute minimum: none C. Absolute maximum: f(4) = 7; Absolute minimum: none D. Absolute maximum: f(4) = 7; Absolute minimum: f(1) = 2
Use a calculator to complete the table of sin and csc values and determine which of the tables below displays the correct values. (Be sure your calculator is in degree mode.) Round all answers to four digits past the decimal point. If you have a graphing calculator with table-building capabilities, use it to construct the tables. ?
A. ?x sin csc0° 0.0000 undefined30° 0.4000 2.100045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1 B. ?x sin csc0° 0.0000 undefined30° 0.7000 2.000045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1? C. ?x sin csc0° 0.0000 undefined30° 0.5000 2.000045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1? D. ?x sin csc0° 0.0000 undefined30° 0.1000 2.000045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1? E. ?x sin csc0° 0.0000 undefined30° 0.8000 2.200045° 0.7071 1.414260° 0.8660 1.154790° 1.0000 1?
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.2x2 = 14
A. {±7}
B. {
}
C. {±
}
D. {±8}