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7th one is important.please answer 7th sum of u know guys help me please​

Answer»

-STEP explanation:Given 3^x = 297To find3/3^2x=3/(3^x)^2 ( USING (n^ab) = (n^a) ^B) = 3/(297)^2=3/(3×3×3×3×11×11) =1/(121×27) =1/3267Answer ---- 1/3267



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