Provide an appropriate response.What is the midpoint of the segment joining (a, z) and (-5a, 7z)?
A. (-3a, 4z)
B. (-2a, 4z)
C. (2a, 3z)
D. (-4a, 8z)
Answer: B
Mathematics
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The graph of the function follows. Choose the graph of y = f(|x|).
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Mathematics
Simplify the expression.
A. 0.0576 B. 0.576 C. 0.00576 D. 5.76
Mathematics
Express the number in scientific notation.0.00008516
A. 8.516 × 104 B. 8.516 × 10-5 C. 8.516 × 10-4 D. 8.516 × 105
Mathematics
Use Gauss-Jordan elimination to solve the linear system and determine whether the system has a unique solution, no solution, or infinitely many solutions. If the system has infinitely many solutions, describe the solution as an ordered triple involving variable z. 5x - y + z = 8 7x + y + z = 6
A. (-z + 3, 4z + 7, z)
B. 
C. 
D. no solution
Mathematics