Multiply.(x - 4)(8x2 + x + 7)
A. 8x3 - 33x2 + 3x - 28
B. 8x3 - 31x2 + 11x - 28
C. 8x3 - 31x2 + 3x - 28
D. 8x3 + 31x2 + 3x - 28
Answer: C
Mathematics
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Find the probability.A die is rolled 20 times and the number of twos that come up is tallied. Find the probability of getting exactly four twos. Round to the nearest thousandth when necessary.
A. 0.075 B. 0.202 C. 0.083 D. 0.101
Mathematics
Evaluate.
A. 
B. 0
C. 
D. 
Mathematics
Write as an exponential equation.log28 = 3
A. 28 = 3 B. 83 = 2 C. 32 = 8 D. 23 = 8
Mathematics
Write a numerical expression for the phrase and simplify it.Twice the product of -5 and -7, subtracted from 9
A. (9)(2)(-5)(-7); 630 B. (9 - 2)(-5 ? -7); 245 C. (9)(2)(-5 + 7); 36 D. 9 - 2(-5 ? -7); -61
Mathematics