Assume that x, y, and b are positive numbers. Use the properties of logarithms to write the expression log b 8xy in terms of the logarithms of x and y.
a. 
b. 
c. 
d. 
e. 
b.
Mathematics
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Use reference angles to find the exact value of the expression. Do not use a calculator.sin 495°
A. 
B. - 
C. 
D. - 
Mathematics
Multiply. Write the answer in simplest form.1 ? 
A. 
B. 
C. 1
D. 
Mathematics
Express in terms of i.6 - 
A. 6 - 10
i
B. 6 + 10
i
C. 6 - 
i
D. 6 - 10
i, 6 + 10
i
Mathematics
Solve the system.2w + 2x - 6y + z = -13-w + x + 5y - z = 72w - x + y + 5z = -10 w + x + 2y - z = 11
A. (5, -6, -2, -5) B. (2, -1, 5, -10) C. (-5, -3, 2, -10) D. (5, -3, 2, -5)
Mathematics