Use the LCD to simplify and solve.
x - 
x = 3
A. {24}
B. {-24}
C. {-21}
D. {21}
Answer: B
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Which of the following is NOT true about the random functions.
a. They use the system time to seed the values. b. They do not generate truly random numbers. c. They are contained in the math module. d. They are contained in the random module.
Graph the function.f(x) = ex
A. 
B. 
C. 
D. 
Determine if the given ordered triple is a solution of the system.(-3, -1, 5)5x + 4y + z = -142x - 2y - z = -93x + y + 5z = 15
A. not a solution B. solution
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. An insurance company is willing to insure the concert for $150,000 against rain for a premium of $30,000. If he buys this policy, what are his expected earnings from the concert?
A. $180,000 B. $300,000 C. $270,000 D. $239,400