Question 14

$$2\frac{1}{5}x^{2}\ $$= 2750, find the value of x ?

Solution

$$2\frac{1}{5}x^{2}=2750$$


 ==> $$\frac{11}{5}x^{2}=2750$$


  ==> $$x^{2}= \frac{2750\times5}{11}$$


  ==> $$x^{2}= 1250$$


  ==> $$x = \sqrt{1250}=\sqrt{625\times2}$$


  ==> $$x = 25\sqrt{2}$$
  

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