7. Systems of Equations & Matrices

Graph each inequality. x²+y²≤1

In Exercises 1–26, graph each inequality. x²+y²>25

Graph each inequality. (x−2)²+(y+1)²<9

Graph each inequality. y < x² - 1

Graph each inequality. y≥x²−9

Graph each inequality. y≥log₂(x+1)

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}3x + 6y \leq 6 \\2x + y \leq 8\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}2x - 5y \leq 10 \\3x - 2y > 6\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}y > 2x - 3 \\y < -x + 6\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}x + 2y \leq 4 \\y \geq x - 3\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}x \leq 2 \\y \geq -1\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution. −2≤x<5

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}x - y \leq 1 \\x \geq 2\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}x + y > 4 \\x + y < -1\end{cases}$

Graph the solution set of each system of inequalities or indicate that the system has no solution.

$\begin{cases}x + y > 4 \\x + y > -1\end{cases}$