What does it mean if there is no sign in front of the first term?

3 years ago

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Antonio Moen

1 Answer

Ante R Verified Sherpa Tutor ✓

Professional Engineer with years of experience, especially in tutoring

It means that the term is positive.

For example:

Writing 2x+2 is equal to +2x+2. Normally we omit the first plus for convenience.

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