
Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Algebra Identities and Formulas
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Last updated at May 29, 2023 by Teachoo
Question 6 Using identities, evaluate. (vi) 297 × 303 297 × 303 = (300−3)×(300+3) (𝑎−𝑏)(𝑎+𝑏)=𝑎^2−𝑏^2 Putting 𝑎 = 300 & 𝑏 = 3 = (300)^2−(3)^2 = 90000−9 = 𝟖𝟗𝟗𝟗𝟏