Algebra: Expansions pls help
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a+1/a=6
a+1=6a
6a-a=1
5a=1
a=1/5
Therefore
a-1/a=1/5-1/1/5
=1/5-5
=1-5/5
= - 4/5..ans.... I hpe tiz will help u..
a+1=6a
6a-a=1
5a=1
a=1/5
Therefore
a-1/a=1/5-1/1/5
=1/5-5
=1-5/5
= - 4/5..ans.... I hpe tiz will help u..
mercy2:
but its the wrong answer
wait let me check
The answer is 4√2
wait..
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