Perform the operations indicated. Write your answer in simplest form.
+ 
A. - 
B. - 
C. 
D. 
Answer: B
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Use the method of writing each premise in symbols in order to arrive at a valid conclusion.If it's not Saturday, then Dad will shave.If Dad has whiskers, then he did not shave.If it's Saturday, then Dad will take us to the game.Therefore, ...
A. If Dad has whiskers, then he will take us to the game. B. If Dad did not shave, then he has whiskers. C. If Dad shaves, then it's not Saturday. D. If Dad takes us to the game, then he has whiskers.
Find the probability.If you are dealt two cards successively (with replacement of the first) from a standard 52-card deck, find the probability of getting a heart on the first card and a diamond on the second.
A. 
B. 
C. 
D. 
Use the rules of exponents to simplify the expression. Use positive exponents to write the answer.
A. x17
B. x63
C. 
D. x9
Write the complex number in polar form. Express the argument in degrees, rounded to the nearest tenth, if necessary.3 - 3i
A. 3
(cos 315° + i sin 315°)
B. 9(cos 315° + i sin 315°)
C. 9(cos 300° + i sin 300°)
D. 3
(cos 300° + i sin 300°)