if 2a+1/2a=2 then the value of a3+1/64a3
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Answer:
2a+1/2a = 2
(4a²+1)/2a = 2
4a²+1 = 4a
4a²+1 - 4a = 0
(2a-1)² = 0
2a-1 = 0
2a = 1
a = 1/2
putting the value of a in a³+ 1/64a³
= ( 1/2 )³ + 1/64(1/2)³
= 1/8 + 1/64(1/8)
= 1/8 + 1/8
= 2/8
= 1/4
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