Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Ex 5.2, 1 (ii) - Chapter 5 Class 8 Squares and Square Roots
Last updated at July 20, 2023 by Teachoo
Transcript
Ex 5.2, 1 Find the square of the following numbers. (ii) 35We know that 35 = 30 + 5 Now, 352 = 35 × 35 = (30 + 5) × (30 + 5) = (30 + 5)2 = 302 + 52 + 2 × 30 × 5 = 900 + 25 + 300 = 1225
