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Ex 13.3, 4 (c) - Chapter 13 Class 7 Exponents and Powers
Last updated at March 30, 2023 by Teachoo
Ex 13.3
Ex 13.3, 1
Ex 13.3, 2 (a)
Ex 13.3, 2 (b) Important
Ex 13.3, 2 (c)
Ex 13.3, 2 (d) Important
Ex 13.3, 3 (i)
Ex 13.3, 3 (ii) Important
Ex 13.3, 3 (iii) Important
Ex 13.3, 3 (iv)
Ex 13.3, 3 (v) Important
Ex 13.3, 3 (vi)
Ex 13.3, 4 (a) Important
Ex 13.3, 4 (b)
Ex 13.3, 4 (c) Important You are here
Ex 13.3, 4 (d)
Ex 13.3, 4 (e) Important
Ex 13.3, 4 (f)
Ex 13.3, 4 (g) Important
Ex 13.3, 4 (h) Important
Ex 13.3, 4 (i)
Ex 13.3, 4 (j) Important
Transcript
Ex 13.3, 4 Express the number appearing in the following statements in standard form. (c) Diameter of the Earth is 1,27,56,000 m. 1,27,56,000 = 12756 × 〖10〗^3 = (1.2756 × 〖10〗^4) × 〖10〗^3 = 1.2756 × 〖10〗^4 × 〖10〗^3 = 1.2756 × 〖10〗^(4 + 3) = 1.2756 × 〖10〗^7 Answer is 1.2756 × 〖𝟏𝟎〗^𝟕 m (Using am × an = am + n) Answer is 3.84 × 〖𝟏𝟎〗^𝟖 m (Using am × an = am + n)
