Select the graph of the equation as a circle, a parabola, an ellipse, or a hyperbola.
?
?
A. Hyperbola
B. Circle
C. Parabola
D. Ellipse
E. None of the above
Answer: C
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Solve the system of equations using the inverse of the coefficient matrix. 5x - y + 4z = 55 3x - 5z = 124y + z = 11
A. No solution B. x = 9, y = 2, z = 3 C. x = -9, y = 2, z = 18 D. x = 9, y = 3, z =2
Use the properties of logarithms to simplify the expression.ln (18x + 9) - 2 ln 3
A. ln (3x + 2) B. ln (81(2x + 1)) C. ln (2x + 1) D. ln (18x)
Which of the following statements regarding cash budgets is correct?
A. Payments for credit purchases should not be included in a cash budget. B. Only inflows from cash sales should be included in cash budgets. C. Once a firm sets a target cash balance, the amount should remain constant (fixed) as long as the firm continues operations. D. Cash budgets should not include cash invested in capital budgeting projects. E. Cash budgets should include the firm's tax expenses (liabilities).
Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = 3, x = -3 B. x = 0 C. x = 3, x = -3, x = 0 D. x = 3, x = 0