hey anyone else plzz solve my question
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x=√13 + 2√3
x-1/x=?
=√13 + 2√3 - 1/√13 + 2√3
=(√13 + 2√3)²-1]/√13 + 2√3
=[ √13² + (2√3)² + 2(√13 )(2√3)- 1 ]/√13 + 2√3
=13+4×3+4√39 -1 / √13 + 2√3
=( 24 + 4√39 ) / (√13 + 2√3 ) ans
x-1/x=?
=√13 + 2√3 - 1/√13 + 2√3
=(√13 + 2√3)²-1]/√13 + 2√3
=[ √13² + (2√3)² + 2(√13 )(2√3)- 1 ]/√13 + 2√3
=13+4×3+4√39 -1 / √13 + 2√3
=( 24 + 4√39 ) / (√13 + 2√3 ) ans
WãĶěŮp1:
bro but answer is 4 root3
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