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If 64 X 625 = 2a X 5b ; Find: 2b X 5a - Mathematics

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Question

If 64 x 625 = 2a x 5b ; find: 2b x 5a 

Sum

Solution

2b x 5a

= 24 × 5

= 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 5 × 5

= 16 × 15625 = 250000

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Concept for Exponents Only Natural Numbers.
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Chapter 5: Exponents (Including Laws of Exponents) - Exercise 5 (A)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 5 Exponents (Including Laws of Exponents)
Exercise 5 (A) | Q 10.2
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