plz help me plz send with full method
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(a +1/a )^2 =3
(a +1/a ) =√3
so ( a+1/a)^3 = a^3 +1/a^3 + 3a^2×1/a + 3a ×1/a^2
(√3)^3 = a^3 + 1/a^3 +3(√3)
3√3 -3√3 =a^3 +1/a^3
0= a^3 +1/a^3
(a +1/a ) =√3
so ( a+1/a)^3 = a^3 +1/a^3 + 3a^2×1/a + 3a ×1/a^2
(√3)^3 = a^3 + 1/a^3 +3(√3)
3√3 -3√3 =a^3 +1/a^3
0= a^3 +1/a^3
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It will definitely help you
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mathupto12:
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