Determine whether the equation defines y as a function of x. y2 + x = 9
A. function
B. not a function
Answer: B
Mathematics
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Perform the indicated operation.Experiments on a new composite material yield
- 
.Simplify the expression.
A. 3K - 
?
B. K - 
?
C. K - 
?
D. 3K - 
?
Mathematics
Solve for x: e-x = 40
a. 1.357 b. 1.000 c. -1.602 d. -2.718 e. -3.689
Mathematics
Solve the problem.
What is the closing price for CAP.GYR?
A. $1080.54 B. $1068.64 C. $1074.59 D. $1074.00
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