Find u ? v.u = -3j, v = 2i
A. -1
B. 0
C. -5
D. 5
Answer: B
Mathematics
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Evaluate the integral.
A. 0
B. 
C. - 
D. 
Mathematics
Use the ratio test to determine if the series converges or diverges.
A. Converges B. Diverges
Mathematics
Solve the equation.log9 (x - 2) + log9 (x - 2) = 1
A. -5, 5
B. 5
C. - 
, 
D. 
Mathematics
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400
Mathematics