Book: RS Aggarwal - Mathematics
Chapter: 10. Quadratic Equations
Subject: Maths - Class 10th
Q. No. 15 of Exercise 10B
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15
Solve each of the following equations by using the method of completing the square:
√3x2 + 10 x + 7√3 = 0
Given: 
(multiplying both sides with
)
[Adding 52on both sides]
using a2 + 2ab + b2 = (a + b)2
(taking square root on both sides)
Hence the roots of equation are 
