Answer :

Given: x2 + 8x - 2 = 0

x2 + 8x = 2


x2 + 2.x.4 + 42 = 2 + 42 (adding 42 on both sides)


(x + 4)2 = 2 + 16 = 18 using a2 + 2ab + b2 = (a + b)2


(taking square root on both sides)




Hence the roots of equation are


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
caricature
view all courses
RELATED QUESTIONS :

If the roots of tMathematics - Board Papers

Find the roots ofRD Sharma - Mathematics

Solve each of theRS Aggarwal - Mathematics

Solve each of theRS Aggarwal - Mathematics