exam oriented an important question from ML aggarwal, class 10th, chapter 7, ratio and proportion, Avichal publication
In this question we have been given a equation with variable x and we have to find the value of x
Question 11, 7.3
deepaksoniGuru
Find x from the following equations : (i){Root(2−x) +root(2+x)}/{root (2−x) −root (2+x)} =3
Share
Solution:
By cross multiplication
8 + 4x = 2 – x
So we get
4x + x = 2 – 8
5x = – 6
x = -6/5