1.

If a-b=3and a2+b2 find the value of ab

Answer»

(a-b) ^2 = a^2 + b^2 - 2ab

9 -( a^2 + b^2) = 2ab

(9 -( a^2 + b^2))/2 = ab

U FORGOT to write a^2 + b^2 value

So just put above

and u will get ab

Mark brainliedt


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