Factor completely. If the polynomial cannot be factored, say it is prime.9x2 - 39x - 30
A. 3(3x - 2)(x + 5)
B. (9x + 6)(x - 5)
C. 3(3x + 2)(x - 5)
D. prime
Answer: C
Mathematics
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Decide whether the given functions are inverses.f = {(5, 15), (6, 2), (2, 24), (15, 5)}g = {(15, 5), (2, 6), (24, 2), (5, 15)}
A. Yes B. No
Mathematics
Solve the problem.Find the exact time of a loan made on July 7 and due on January 13.
A. 188 days B. 173 days C. 190 days D. 183 days
Mathematics
A learning curve describes the rate at which a person learns certain specific tasks. If N is the number of words per minute typed by a student. So for an average student
?
?
where n is the number of days of instruction. What does the graph of this formula look like?
?
A. 
B. 
C. 
D. 
Mathematics
Add or subtract as indicated.6
- 11
+ 2
A. 7
B. 3
C. -7
D. -3
Mathematics