Use a graphing utility to graph the equation. Use the graph to approximate the values of x that satisfy each inequality.
?
Equation:
?
Inequality:
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: D
Mathematics
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Simplify. Combine like terms if possible.-2k2 + 9k
A. 7k2 B. -11k2 C. 7k3 D. Not like terms
Mathematics
Determine whether the equation defines y as a function of x.x = y2 + 3
A. Yes B. No
Mathematics
Identify the equation as either linear or nonlinear by trying to write it in the form 
45 + 155x = 109x
A. Nonlinear B. Linear
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. x - 5
B. 
- 5
C. x + 5
D. 
+ 5
Mathematics