Ex 9.5, 1 - Use a suitable identity to get product (i) (x + 3) (x + 3)

 

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Question 1 Use a suitable identity to get each of the following products. (i) (𝑥+3) (𝑥+3) (𝑥+3) (𝑥+3) = (𝑥+3)^2 (𝑎+𝑏)^2=𝑎^2+𝑏^2+2𝑎𝑏 Putting 𝑎 = 𝑥 & 𝑏 = 3 = 𝑥^2+3^2+2(𝑥) (3) = 𝒙^𝟐+𝟗+𝟔𝒙

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo