Show-that-for-a-b-R-a-b-a-b-Hint-write-a-a-b-b- Tinku Tara June 4, 2023 Others 0 Comments FacebookTweetPin Question Number 193080 by Mastermind last updated on 03/Jun/23 Showthatfora,b∈R,∣a−b∣⩾∣a∣−∣b∣(Hint:writea=(a−b)+b Answered by Subhi last updated on 03/Jun/23 ∣a∣−∣b∣=∣(a−b)+b)∣−∣b∣notethat:∣a+b∣⩽∣a∣+∣b∣∣(a−b)+b∣−∣b∣⩽∣(a−b)∣+∣b∣−∣b∣=∣a−b∣∴∣a−b∣⩾∣a∣−∣b∣ Terms of Service Privacy Policy Contact: info@tinkutara.com FacebookTweetPin Post navigation Previous Previous post: if-x-2-y-2-z-2-2xyz-1-prove-that-dx-1-x-2-dy-1-y-2-dz-1-z-2-0-Next Next post: Question-193087 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Save my name, email, and website in this browser for the next time I comment.