Write the following in the exponential form:

Simplify and write the following in the exponential form:
(i) 33 × 22 + 22 × 50
(ii) 92 + 112 – 22 × 3 × 170

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 4 Exponents and Powers Ex 4.2 27

(i) By what number should we multiply 34 so that the product is 37?
(ii) By what number should be multiple (-6)-1 so that the product is 10-1?

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 4 Exponents and Powers Ex 4.2 28

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 4 Exponents and Powers Ex 4.2 29

Solution:

ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 4 Exponents and Powers Ex 4.2 30

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