Evaluate.Given that log x = 2 and log y = 3, find log xy3.
A. 11
B. 15
C. 18
D. 54
Answer: A
Mathematics
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Complete the magic (addition) square.Use each number 15, 16, 17, 18, 19, 20, 21, 22, and 23 once.
A. 
B. 
C. 
D. 
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Let p represent a true statement, while q and r represent false statements. Find the truth value of the compound statement.(p ? ~q) ? r
A. True B. False
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Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.cot 540°
A. 0
B. -1
C. 
D. undefined
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Write the complex number in trigonometric form r(cos ? + i sin ?), with ? in the interval [0°, 360°).-6 - 6i
A. 12(cos 240° + i sin 240°) B. 12(cos 290° + i sin 290°) C. 6(cos 240° + i sin 240°) D. 12(cos 180° + i sin 180°)
Mathematics