Social Sciences, asked by 991829ashwani, 5 months ago

3^x-3^x-2=72 find the value of x

Answers

Answered by adi0043579

2

Answer:

x=4

Explanation:

1. In this type of question

2. First of all, try to make the base or the exponent equal

3. If the base or exponent don't equal then factorise the number

4. And take one number from LHS and another number from RHS with equal base or equal exponent

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