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

asked Oct 17, 2021 7.2k views

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6 votes

Answer:

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

Explanation:

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

Michiel answered Oct 22, 2021

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