Examlex
Determine whether the pair of vectors is orthogonal.
-3i - 6j, -6i + 3j
Pointing Device
A hardware input device, such as a mouse or trackpad, used to interact with and navigate a computer interface.
Jacquard Loom
An early mechanical loom invented by Joseph Marie Jacquard, which used punched cards to control the weaving of intricate patterns in fabric.
Mechanical Switches
Devices that open or close circuits to control the flow of electricity, often used in keyboards and other mechanical devices.
Portable
Characteristic of a device or software that can be easily carried or moved, especially devices that can operate independently of a fixed power source.
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