1.

(2+root 3)(3+root5) Solve this very fast

Answer»

ANSWER:

(2 +\sqrt{3} )(3 +\sqrt{5})  = 2*3\  +  2*\sqrt{5}   +  \sqrt{3}*3  +  \sqrt{3} *\sqrt{5}

= 6 + 2\sqrt{5}  + 3\sqrt{3} +\sqrt{15}



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