Given f(x) = 3 4 x + 12, find the value of x when f(x) = x.

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Is the number 128.439 a rational number

To find the inverse of a number a, one can use the equation f(c) = a-1/c=0 where c is the inverse of a use the secant method of finding roots of equations to find the inverse of a = 2.5 ,er = 0.001%