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Find all values of c such that 3^(2c+1) = 28*3^c

If you find more than 1 value of c, then list your values in increasing order, separated by commas. 

 May 4, 2022
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Let x = 3^c. Then \(3x^2 = 28x\). You can use quadratic formula or factorization to solve for x. Can you take it from here?

 May 4, 2022

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