Question: Could someone please check my work Prove : If | x- 4/ 1 x / = / x - y + y / = /

Could someone please check my work

Prove : If | x- 4/ 1 x / = / x - y + y / = / x- y/+ /yl by Theorem 11.9. d for The Triangle Inequality > 1 x 1- 17 / = 1 x -yl Since ( x - 4 / 1 X 1 - 17 / 5 / x - 4 /

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