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 the augmented matrix for the system. 4x + 6y + 8z = 48 8x + 9y + 2z = 56 5x + 6y + 3z = 40
A. 
B. 
C. 
D. 
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Determine how many of the first 5 statements in the sequence obtainable from the given statement are true.2n2 < (2n)2
A. 4 B. 3 C. 2 D. 5
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Use the given vectors to find the indicated expression.v = -5i - 4j + 4k, w = 4i + 5j + 3kFind v × (2w).
A. -52i + 47j + 7k B. -44i + 46j - 34k C. 64i + 10j + 18k D. -64i + 62j - 18k
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Write the equation of the line with the given slope and y-intercept.Slope = 7; y-intercept = 10
A. y = 10x - 7 B. y = 10x + 7 C. y = 7x + 10 D. y = 7x - 10
Mathematics