if a=1/2 (5-√21) then the value of a^3+a^-3-5a^2-5a^-2+a^-1
Answers
Answered by
1
Answer:
the above picture is the solution of the problem you asked me
Attachments:
Similar questions
Social Sciences,
5 months ago
English,
5 months ago
Sociology,
11 months ago
Physics,
1 year ago
Physics,
1 year ago