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निम्नलिखित प्रत्येक से x का मान ज्ञात की...

निम्नलिखित प्रत्येक से x का मान ज्ञात कीजिए :
(i) `3^(2x+3) = 1`, (ii) `2^(x-5) xx 5^(x- 4) = 5`
(iii) `2^(2x+1) = 2^(2x-1) + 12` , (iv) `3^(2x-3)= 3sqrt(3)`

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