# Ex 13.2, 2 (iv) - Chapter 13 Class 7 Exponents and Powers

Last updated at Sept. 7, 2021 by Teachoo

Last updated at Sept. 7, 2021 by Teachoo

Transcript

Ex 13.2, 2 Simplify and express each of the following in exponential form: (iv) (3 ×〖 7〗^2 ×〖 11〗^8)/(21 × 11) (3 ×〖 7〗^2 ×〖 11〗^8)/(21 × 11) = (3 ×〖 7〗^2)/21 × 〖11〗^8/〖11〗^3 = 7^2/7 × 〖11〗^8/〖11〗^3 Using, 𝑎^𝑚/𝑎^𝑛 = 𝑎^(𝑚 − 𝑛) = 72−1 × 118−3 = 71 × 115 = 7 × 115

Ex 13.2

Ex 13.2, 1 (i)

Ex 13.2, 1 (ii)

Ex 13.2, 1 (iii)

Ex 13.2, 1 (iv)

Ex 13.2, 1 (v)

Ex 13.2, 1 (vi)

Ex 13.2, 1 (vii)

Ex 13.2, 1 (viii)

Ex 13.2, 1 (ix)

Ex 13.2, 1 (x)

Ex 13.2, 2 (i) Important

Ex 13.2, 2 (ii)

Ex 13.2, 2 (iii)

Ex 13.2, 2 (iv) You are here

Ex 13.2, 2 (v)

Ex 13.2, 2 (vi)

Ex 13.2, 2 (vii)

Ex 13.2, 2 (viii)

Ex 13.2, 2 (ix)

Ex 13.2, 2 (x)

Ex 13.2, 2 (xi)

Ex 13.2, 2 (xii)

Ex 13.2, 3 (i)

Ex 13.2, 3 (ii)

Ex 13.2, 3 (iii)

Ex 13.2, 3 (iv)

Ex 13.2, 4 (i)

Ex 13.2, 4 (ii)

Ex 13.2, 4 (iii)

Ex 13.2, 4 (iv)

Ex 13.2, 5 (i) Important

Ex 13.2, 5 (ii)

Ex 13.2, 5 (iii)

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 10 years. He provides courses for Maths and Science at Teachoo.