Use the Graphical Method to Find All the Solutions of the System

question 139

Essay

Use the graphical method to find all the solutions of the system of equations. $$\left\{ \begin{array} { l } \frac { x ^ { 2 } } { 4 } + \frac { y ^ { 2 } } { 25 } = 1 \\y = 4 x ^ { 2 } - 4\end{array} \right.$$

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Definitions:

Normally Open Relay

A type of electrical relay whose contacts are open in its resting state, closing to complete a circuit when activated.

Instruction A

Instruction A is not a specifically defined term in general contexts and may refer to the first or a particular instruction within a set in specific applications or systems.

Examine If Closed

A control system instruction or condition check to determine whether a circuit or valve is in its closed or off state.

Examine If Open

A control logic instruction used in PLC programming to check if a specific condition or input is false or "open" before executing subsequent instructions.