Ask the master of mathematics for a detailed answer. How to calculate the purchase price? Seeking analysis? What is the formula? The fourth question

The price after the first price reduction is 289×( 1-x), and the price after two consecutive price reductions is reduced by x on the basis of the price after the first price reduction.

Is 289×( 1-x)×( 1-x),

So the listed equation is 289×( 1-x)? =256.

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