Simplify the radical.
A. |t|
B. -t
C. -|t|
D. t
Answer: A
Mathematics
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Use the standard normal curve table to find the closest z-score for the given condition.20.1% of the total area is to the right of z.
A. 0.83 B. 0.82 C. -0.84 D. 0.84
Mathematics
Express as a single logarithm.2 log3(2x + 7) + 4 log3(5x - 4)
A. 8 log3(2x + 7)(5x - 4)
B. log3
C. log3(2x + 7)2(5x - 4)4
D. log3((2x + 7)2 + (5x - 4)4)
Mathematics
The equation has a solution r in the interval indicated. Approximate this solution correct to two decimal places.x4 - x3 - 7x2 + 5x + 10 = 0; -3 ? r ? -2
Fill in the blank(s) with the appropriate word(s).
Mathematics
Find the indicated term or coefficient of the binomial expansion.Find the coefficient of m3 in the expansion of 
9.
A. 2016 B. 4032 C. 126 D. 32
Mathematics