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Write a numerical expression that satisfies all of the following conditions. 1.)the only number used in the expression is 5 2.)at least one exponent other than 1 is used 3.)when the expression is evaluated, the answer is greater than 40 and less than 50

Write the percent as a fraction or mixed number in simplest form. 0.8%

A+b= 17, ab=70, find the value of |a-b|