# Q. If ${2}^{a}={5}^{b}={10}^{\left(-c\right)},then\left(\frac{1}{a}+\frac{1}{b}+\frac{1}{c}\right)$ is equal to ________ .

https://www.meritnation.com/ask-answer/question/if-2x-3y-6-zthen-show-that-1-x-1-y-1-z-0/number-systems/4698355

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https://www.meritnation.com/ask-answer/question/if-2x-3y-6-zthen-show-that-1-x-1-y-1-z-0/number-systems/4698355

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