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## Practice Test

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**Chapter**1.1, 1.3, 1.4, 2.1, 2.2 & Appendix B Practice Test Answers**Simplify**Multiply top and bottom by -1**Simplify**Multiply top and bottom by -1 1**COMPARE**? YES EVEN**To prepare the right for completing the square**Result Factor out –1/3**To prepare the right for completing the square**Result Factor out –1/3 ?**Continued**Add to complete the square What did we actually add to the right side ?**Continued**Add to complete the square**Continued**Add to complete the square Need to add it to the left side also.**Continued**Add to complete the square Result**Continued**Represent the perfect square as a binomial squared. Isolate y**Vertex**Axis of Symmetry**Vertex**Axis of Symmetry**Vertex**y-intercept Axis of Symmetry**X-intercept(s)**Vertex Axis of Symmetry y-intercept**X-intercept(s)**Vertex Axis of Symmetry Factor y-intercept**X-intercept(s)**Vertex Axis of Symmetry y-intercept Solve**X-intercept(s)**Vertex Axis of Symmetry y-intercept**X-intercept(s)**Vertex Axis of Symmetry y-intercept**Determine whether the graph of the equation below is**symmetric with respect to the y-axis, x-axis, origin, the line y = x or none of these. y-axis –x for x Equivalent? YES**y-axis**–x for x Equivalent? YES Determine whether the graph of the equation below is symmetric with respect to the y-axis, x-axis, origin, the line y = x or none of these. x-axis –y for y Equivalent? YES**y-axis**x-axis –x for x –y for y Equivalent? Equivalent? YES YES Determine whether the graph of the equation below is symmetric with respect to the y-axis, x-axis, origin, the line y = x or none of these. origin –x for x –y for y Equivalent? YES**Determine whether the graph of the equation below is**symmetric with respect to the y-axis, x-axis, origin, the line y = x or none of these. y-axis The line y = x YES Trade x for y x-axis YES origin Equivalent? NO YES**Determine whether the graph of the equation below is**symmetric with respect to the y-axis, x-axis, origin, the line y = x or none of these. y-axis The line y = x YES NO x-axis YES origin YES