Factor completely. If a polynomial cannot be factored, say it is prime.40 + 63x2 - 107x
A. (7x - 8)(9x + 5)
B. (7x - 8)(9x - 5)
C. (7x + 8)(-9x + 5)
D. prime
Answer: B
Mathematics
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Decide whether events A and B are overlapping or non-overlapping.Event A is that you study at least 5 hours for your math test. Event B is that you study at most 6 hours for your math test.
A. Non-overlapping B. Overlapping
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Solve the equation.6r2 = 2r
A. {0, 3}
B. 
C. {0}
D. 
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Solve the inequality. Express your answer using interval notation. Graph the solution set.-5x - 5 ? -6x - 12
A. (-?, -7]
B. [-7, ?)
C. [-17, ?)
D. (-?, -7)
Mathematics
Find the value of the expression without using a calculator.log 5 + log200
A. 10 B. 1 C. 1000 D. 3
Mathematics