Sketch the vector as a position vector and find its magnitude.v = -5i + 3j
A. 
= -2
B. 
= 2
C. 
= 8
D. 
= 
Answer: D
Mathematics
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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
Graph the function.f(x) = ex
A. 
B. 
C. 
D. 
Mathematics
Find an approximate value of x using a scientific calculator. If necessary, round to four decimal places.ln x = 1.3
A. 3.6693 B. 19.9526 C. 0.2725 D. 0.0501
Mathematics
Select the lesser of the two given numbers.-171, 9
A. -171 B. 9
Mathematics