If aÂ² + bÂ² = 29 and ab=2 , find the value of (a-b) (Show steps also) - Maths - Algebraic Expressions and Identities

Question

If aÂ² + bÂ² = 29 and ab=2 , find the
value of (a-b) (Show steps also)

Prakhar Bindal · Accepted Answer

(a-b)2 =
a2+b2-2ab
a2+b2 = 29
2ab = 4
(a-b)2 = 29-4
(a-b)2 = 25
a-b = 5

If a² + b² = 29 and ab=2 , find the value of (a-b). (Show steps also)