Get live Maths 1-on-1 Classs - Class 6 to 12
Ex 7.1, 1 (iv) - Chapter 7 Class 8 Cubes and Cube Roots
Last updated at March 22, 2023 by Teachoo
Ex 7.1
Ex 7.1, 1 (i)
Ex 7.1, 1 (ii)
Ex 7.1, 1 (iii) Important
Ex 7.1, 1 (iv) You are here
Ex 7.1, 1 (v) Important
Ex 7.1, 2 (i)
Ex 7.1, 2 (ii) Important
Ex 7.1, 2 (iii)
Ex 7.1, 2 (iv) Important
Ex 7.1, 2 (v)
Ex 7.1, 3 (i) Important
Ex 7.1, 3 (ii)
Ex 7.1, 3 (iii)
Ex 7.1, 3 (iv) Important
Ex 7.1, 3 (v)
Ex 7.1, 4 Important
Transcript
Ex 7.1, 1 Which of the following numbers are not perfect cubes? (iv) 100 Doing Prime factorization of 100 We see that 100 = 2 × 2 × 5 × 5 Since 2 & 5 do not occur in triplets, ∴ 100 is a not perfect cube.
