Check sibling questions

Ex 9.4, 1 (v) - Multiply (2pq + 3q^2) and (3pq - 2q^2) - Class 8

Introducing your new favourite teacher - Teachoo Black, at only ₹83 per month


Transcript

Ex 9.4, 1 Multiply the binomials. (v) (2𝑝𝑞 + 3𝑞^2 ) and (3𝑝𝑞 – 2𝑞^2 ) (2𝑝𝑞 + 3𝑞^2 )(3𝑝𝑞 – 2𝑞^2 ) = 2𝑝𝑞(3𝑝𝑞−2𝑞^2 )+3𝑞^2 (3𝑝𝑞−2𝑞^2 ) = (2𝑝𝑞×3𝑝𝑞)−(2𝑝𝑞×2𝑞^2 )+(3𝑞^2×3𝑝𝑞)−(3𝑞^2×2𝑞^2 ) = 6𝑝^2 𝑞^2−4𝑝𝑞^3+9𝑝𝑞^3−6𝑞^4 = 𝟔𝒑^𝟐 𝒒^𝟐+𝟓𝒑𝒒^𝟑−𝟔𝒒^𝟒

Davneet Singh's photo - Teacher, Engineer, Marketer

Made by

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.