Use the properties of logarithms to write the expression as the logarithm of a single expression.log 8 + log 8(x + 1)
A. log 8x
B. x + 2
C. 8(x + 1)
D. log 8(x + 2)
Answer: D
Mathematics
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Solve the problem.Find the mass of a wire of density ?(x, y, z) = 4z and has the shape of the helix 
y = 3 sin t, z = 4t
A. 40?2
B. 80?2
C. 8?2
D. 
?2
Mathematics
Find the exact value using a double-angle identity.sin(480°)
A. - 
B. 
C. -1
D. 
Mathematics
Evaluate. 105
A. 50 B. 1,000,000 C. 100,000 D. 9,765,625
Mathematics
Suppose that of 80 workers randomly selected and interviewed, 47 were opposed to an increase in Social Security taxes. Would you accept or reject the hypothesis that the majority of workers are opposed to the increase in taxes? ? It will be correct to __________ (accept, reject) the hypothesis.
Fill in the blank(s) with the appropriate word(s).
Mathematics