Solve the system by graphing.x - y = 4x + y = 4
A. (0, - 4)
B. (- 4, 0)
C. (0, 4)
D. (4, 0)
Answer: D
Mathematics
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Use the power rules to simplify the expression. Use positive exponents to write the answer.
-3
A. 
B. - 
C. 
D. - 
Mathematics
Use the graph of the function to find the following: a. the domain and range of the function; b. the intercepts, if any; c. the intervals on which the function is increasing, decreasing, or is constant; d. whether the function is even, odd, or neither.
What will be an ideal response?
Mathematics
Evaluate the function.Given f(x) = x2 + 2x + 1, find f(2).
A. 1 B. 7 C. 9 D. -1
Mathematics
Find an equation of the line that fits the description.Passes through (9, -8) and is perpendicular to the y-axis
A. x = 9 B. x = -8 C. y = 9 D. y = -8
Mathematics