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Sep 23, 2023 · A +1 phone number is a North American Numbering Plan (NANP) telephone number that includes the country code for the United States and Canada. Learn why and how businesses use +1 phone numbers for international calling, global presence, and virtual phone systems.
Pronunciation of the number 1. This article is about the number one. For the year, see 1. 1 ( One) is the first natural number, followed by two. The Roman numeral for one is I. Mathematics[change | change source] In mathematics, 1 is the multiplicative identity. It is sometimes called the "unity". [1] .
- one
- 1st, (first)
- 1
- unary
the number 1. Do you want one or two? There's only room for one person. One more, please! a one-bedroomed apartment. I'll see you at one (= one o'clock). Questions about grammar and vocabulary? Find the answers with Practical English Usage online, your indispensable guide to problems in English.
One Definition & Meaning - Merriam-Webster. Save Word. one. 1 of 4. adjective. ˈwən. Synonyms of one. 1. : being a single unit or thing. one day at a time. She is one year old. 2. a. : being one in particular. early one morning. The Grand Canyon is one place I'd like to visit. b. : being preeminently what is indicated. one fine person.
The video explores the intriguing concept of imaginary numbers, specifically the imaginary unit 'i'. 'i' is equal to the square root of -1, and every complex number can be expressed as a + bi, where a and b are real numbers. This video clarifies misconceptions about square roots of negative numbers. Created by Sal Khan. Questions. Tips & Thanks.
- 7 min
- Sal Khan