A Textbook of Algebra and Trigonometry for class 11

Main Author: Prof. Sana-ullah Bhatti  

Sub Author: S. Ijaz Hussain Bukhari

Subject: Textbook -- Mathematics

Place: Quetta

Publisher: N.W.F.P Textbook Board

Language: English

Page: 429

Source: National Curriculum Council

Serial no: 25665

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