a2-b2=20 ; a+b=5, what is the value of a - b ?

a2-b2=20 ; a+b=5, what is the value of a - b ?

\(a^{2}\)-\(b^{2}\)=20 ; a+b=5, what is the value of a - b ? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

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Best Answer Explained in Below-:

\(a^{2}\) - \(b^{2}\) = 20⇒(a + b)(a - b) = 20 ⇒5 x (a - b) = 20 [a + b = 5]⇒a - b = 205⇒a - b = 4

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