To press keys or enter information into a calculator.
set of instructions for what to key in on a calculator. When writing out
a key sequence, operations and symbols like parentheses are typically
drawn in rectangles indicating what hey to press.
One key sequence for the expression would
*Remember each calculator company uses their own special keys to
perform operations. Be sure to learn how your calculator works before
you throw away the owner's manual.
A prefix meaning
A quadrilateral with two pairs of adjacent congruent sides.
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