Determine whether the equation defines y as a function of x. y = x3
A. function
B. not a function
Answer: A
Mathematics
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Determine whether an exponential function might fit the data.Production
Year
A. Yes B. No
Mathematics
Which method should be used to solve the system? Explain your answer, including a description of the first step. x2 - 7y2 = 910x2 + 9y2 = 100
What will be an ideal response?
Mathematics
Use a calculator to find a graphical solution to the equation. Express results to the nearest thousandth.x2 + 9x = -7
A. -0.86, -8.14 B. 0.72, -9.72 C. -5.36, -5.36 D. 8.14, 0.86
Mathematics
Solve the equation.
= -x
A. ? B. {7, 1} C. {1} D. {7}
Mathematics