Find the value of 2a - 1/√a + 1/a where a = 4+2√3
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Answer:
8+4 root3
Step-by-step explanation:
2a-1/root a + 1/a -------> 1 , a=4+2root3
substitute a in eq 1
2[4+2 root3] - 1/[ 4+2 root3] +1/[4+2 root3]
=2(4+2 root3) [ + and - 1/ 4+2 root3 gets cancel]
=8+4 root 3
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