Question

If 5*= 1000, then find the value of 5x+2 and 5x-2.​

Answer 1

Answer:

given

5^x=1000 then

5^x/5^2=1000/5^2

15^x-2-1000/25

40

Answer 2

Answer:

Hi...☺

Here is your answer...✌

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\begin{gathered} {5}^{x} = 1000 \\ \\ Dividing \: both \: sides \: by \: {5}^{2} \\ we \: get ,\\ \\ \frac{ {5}^{x} }{ {5}^{2} } = \frac{1000}{ {5}^{2} } \\ \\ {5}^{x - 2} = \frac{1000}{25} = 40\end{gathered}

5

x

=1000

Dividingbothsidesby5

2

weget,

5

2

5

x

=

5

2

1000

5

x−2

=

25

1000

=40