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Answer» Answer: 33−9 3
6+2 3
=a+b 3
squaring on both SIDES, we get, (a+b 3
) 2 = 33−19 3
6+2 3
× 33+19 3
33+19 3
= 6 312+180 3
=52+30 3
⇒a+b 3
= 52+30 3
= 52+2 15×15×3
= 27
+
=3 3
+5 ∴a=5,b=3 a+b=8 |
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