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No number in front of a letter is really a 1?
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No number in front of a letter is really a 1?

User Gabric
by
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1 Answer

3 votes
Yes, if there is no number in front of a variable(or letter, as you said), it is actually 1.

a = 1a

x^2 = 1x^2

2m + n = 0 means 2m + 1n = 0
User Erad
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