Perform the indicated operation. Write the answer in standard form.3i(3 - 6i)
A. 9i + 18i2
B. 9i - 18i2
C. 9i - 18
D. 18 + 9i
Answer: D
Mathematics
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Provide an appropriate response.Convert 15 hours to seconds using unit ratios.
A. 900 seconds B. 1,560 seconds C. 3,600 seconds D. 54,000 seconds E. none of the above
Mathematics
Solve.4x + 7(3x - 3) ? 9 - 5x Put your answer in interval notation.
A. (-?, 1] B. (-?, -1] C. [-1, ?) D. [1, ?)
Mathematics
Provide an appropriate response.Find all complex cube roots of z = 8. Write each root in rectangular form.
A. 2, 1 + 
i, -1 - 
i
B. 2, 1 + 
i, 1 - 
i
C. 2, -1 + 
i, -1 - 
i
D. 2, -1 - 
i, 1 - 
i
Mathematics
Let 
. Find the function.
?
?
Please give the answer as a simplified expression (not an equation).
What will be an ideal response?
Mathematics