Examlex
Find the equation in standard form of the parabola described.
-The vertex has coordinates (9, -3) , and the focus has coordinates (9, -7) .
One-Way Switch
An electrical switch that controls a circuit from one location, allowing the user to turn the power on or off to a device or light fixture.
Electrical Circuit
A closed loop or pathway that allows electric current to flow through one or more paths between power sources and electrical devices.
Transistor
A three-terminal semiconductor used to switch and amplify electronic circuits.
Base
A substance that is characterized by its ability to accept protons or donate electron pairs in chemical reactions.
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