A+b=15 a.b=25a²+b²=? – InterviewSolution

1.

A+b=15 a.b=25a²+b²=?

Answer»

VERIFIED ANSWER ✅

(a+b) ² = a²+b²+2ab

( 15 ) ² = a²+b²+ 2(25)

225 = a²+b²+50

175 = a²+b²

therefore the correct answer is 175.

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