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If a and b are rational numbers and 5 +2 root 3/7+4 root3=a-b root 3;then a and b=
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If a and b are rational numbers and 5 +2 root 3/7+4 root3=a-b root 3;then a and b=

User Yaobin
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1 Answer

6 votes

Answer:


\bold{a=5\,,\quad b=-4\frac27}

Explanation:


5+\frac{2\sqrt3}7+4\sqrt3=5+\frac27\sqrt3+4\sqrt3=5+4\frac27\sqrt3=5-(-4\frac27)\sqrt3

User Michiel
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