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Magazine Problem 1
In Exercises \(1-10,\) write the standard form of the equation of the circle with the given center and radius. $$\text { Center }(0,0), r=7$$
Problem 1
The equation of a horizontal parabola is given. For each equation: Determine how the parabola opens. Find the parabola's vertex. Use your results to identify the equation's graph. [The graphs, on the next page, are labeled (a) through ( \(f \text { ). }]\) $$x=(y-2)^{2}-1$$
Problem 1
Solve each system by the substitution method. $$\left\\{\begin{array}{l} x+y=2 \\ y=x^{2}-4 \end{array}\right.$$
Problem 1
graph each ellipse. $$\frac{x^{2}}{16}+\frac{y^{2}}{4}=1$$
Problem 2
Solve each system by the substitution method. $$\left\\{\begin{array}{l} x-y=-1 \\ y=x^{2}+1 \end{array}\right.$$
Problem 2
graph each ellipse. $$\frac{x^{2}}{25}+\frac{y^{2}}{16}=1$$
Problem 2
The equation of a horizontal parabola is given. For each equation: Determine how the parabola opens. Find the parabola's vertex. Use your results to identify the equation's graph. [The graphs, on the next page, are labeled (a) through ( \(f \text { ). }]\) $$x=(y+2)^{2}-1$$
Problem 2
In Exercises \(1-10,\) write the standard form of the equation of the circle with the given center and radius. $$\text { Center }(0,0), r=8$$
Problem 3
graph each ellipse. $$\frac{x^{2}}{9}+\frac{y^{2}}{36}=1$$
Problem 3
The equation of a horizontal parabola is given. For each equation: Determine how the parabola opens. Find the parabola's vertex. Use your results to identify the equation's graph. [The graphs, on the next page, are labeled (a) through ( \(f \text { ). }]\) $$x=(y+2)^{2}+1$$
