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Question Number 69944 by otchereabdullai@gmail.com last updated on 29/Sep/19

If 2^x  =0     find  x

$$\mathrm{If}\:\mathrm{2}^{\mathrm{x}} \:=\mathrm{0}\:\:\:\:\:\mathrm{find}\:\:\mathrm{x} \\ $$

Commented by otchereabdullai@gmail.com last updated on 29/Sep/19

thank you sir

$$\mathrm{thank}\:\mathrm{you}\:\mathrm{sir} \\ $$

Commented by Prithwish sen last updated on 29/Sep/19

x→−∞

$$\boldsymbol{\mathrm{x}}\rightarrow−\infty \\ $$

Commented by otchereabdullai@gmail.com last updated on 29/Sep/19

sir can you please add the steps

$$\mathrm{sir}\:\mathrm{can}\:\mathrm{you}\:\mathrm{please}\:\mathrm{add}\:\mathrm{the}\:\mathrm{steps} \\ $$

Commented by Prithwish sen last updated on 29/Sep/19

As 2^∞ → ∞⇒(1/2^∞ )→0 ⇒2^(−∞) →0  as x→−∞

$$\mathrm{As}\:\mathrm{2}^{\infty} \rightarrow\:\infty\Rightarrow\frac{\mathrm{1}}{\mathrm{2}^{\infty} }\rightarrow\mathrm{0}\:\Rightarrow\mathrm{2}^{−\infty} \rightarrow\mathrm{0}\:\:\mathrm{as}\:\mathrm{x}\rightarrow−\infty \\ $$

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