a³-1/8 if a=1 and b=2 solve the expression
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Step-by-step explanation:
(a-1/a)²=4². a²+1/a²-2a.1/a=16 . a²+1/a²-2=16. a²+1/a²=14. a³-b³=(a-b)(a²+b²+ ab). using this formula we get. a³-1/a³ ...
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Answer:
Hi friends
Step-by-step explanation:
pls give us Full question
1³-1/8
1-1/8
7/8
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