Question

A √(x^2-n/m)= a^2/b make x subject

Answer 1

`√(x^2 -\frac nm) = \frac{a^2}b\\\\\implies x^2 - \frac nm = (a^4)/(b^2)\\\\\implies x^2 = (a^4)/(b^2) + \frac nm}\\\\\implies x = \pm \sqrt{ (a^4)/(b^2) + \frac nm}}`