Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 7)2
A. vertex: (7, 0)
axis of symmetry: x = 7
B. vertex: (-7, 0)
axis of symmetry: x = -7
C. vertex: (0, -7)
axis of symmetry: x = 0
D. vertex: (0, 0)
axis of symmetry: x = 0
Answer: B
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 
B. -4
C. 2
D. - 
Provide an appropriate response.The cost C of processing exhaust gases so that you remove all but x percent of the pollutants is given by 
Find the values of x for which C < 0. Discuss the meaning of the results.
What will be an ideal response?
Solve the system using the substitution method. If the system has no solution or an infinite number of solutions, state this.4x + 3y = 34x - y = 9
A. Infinite number of solutions
B. 
C. No solution
D. 
If an argument reads
p?q q?r r?s then we can conclude not s?_______________ . Fill in the blank(s) with the appropriate word(s).