Чутка подзабыла, помогите пожалуйста
[tex] 2^{2x} =4[/tex]
[tex] 3^{2x} =0[/tex]
[tex]( \frac{1}{5} )^{x} -5=0[/tex]
[tex] 2^{2x} =4[/tex]
[tex] 3^{2x} =0[/tex]
[tex]( \frac{1}{5} )^{x} -5=0[/tex]
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Answers & Comments
2^2x=2^2
2x=2
X=1
2)....
3)(1/5)^x-5=0
(1/5)^x=0+5
(1/5)^x=5
(5^-1)^x=5
5^x=5^1
-x=1
x=-1