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# help algebra

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The solutions of x(x - 3) = 2 may be expressed in the form (a + sqrt(b))/c and (a - sqrt(b))/c, where a, b, and c are prime numbers. Find a + b + c.

Jun 4, 2021

#1
+34280
+2

Expand to get

x^2 -3x -2 = 0         Use quadratic fromula        a = 1   b = -3   c = -2

$$x = {-(-3) \pm \sqrt{(-3^2)^2-4(1)(-2)} \over 2(1)}$$       to get your answer.............

Jun 4, 2021

#1
+34280
+2
$$x = {-(-3) \pm \sqrt{(-3^2)^2-4(1)(-2)} \over 2(1)}$$       to get your answer.............