A scale drawing has a scale of 2 in.: 6ft. Find the length on the drawing if the actual length is 18 ft
2 answers:
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Given:
Consider the number as <em>x</em>.
The objective is to represent algebraic expression for, 2 is subtracted from the square of a number.
Explanation:
Since the number is given as <em>x</em>, the square of the number can be represented as,
Now, subtract 2 from the above expression,
Hence, the required expression is x²-2.