if a = 2 + √3/ 2 then find a^3 + 1 / a^3
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answer is zero. the substitute the value of a is the above cube roote is cancelled so answer is zero
zoya7866:
can u pls solve the above equation
step by step
pls
please
the a cube ans is 2plus something +1/2 +something
next step the 1/2 plus something power cube is upward on the power is -3
next step the powers 3 and -3 so zero
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