Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
Mathematics
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Write an equation in slope-intercept form of a line satisfying the set of conditions.Slope - 
; b = 3
A. y = 
x + 3
B. y = - 
x + 3
C. y = 
x - 3
D. y = - 
x - 3
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Solve the equation and state the solution set.
- 
= 
A. 
B. 
C. 
D. 
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Solve the problem. Round your answer to the nearest tenth, when appropriate. Use the formula 
, as needed.Find the pH if [H3O+] = 7.9 × 10-6.
A. 5.1 B. 6.1 C. 6.9 D. 5.9
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Decide whether the relation defines a function.
A. Function B. Not a function
Mathematics