Vectors vec(a) and vec(b) incline an angle theta between then. If (vec(a) + vec(b)) and vec(a) - vec(b) respectively subtend angles alpha and beta with vec(a) then the value of (tan alpha + tan beta) (n ab sin theta)/(a^(n) - b^(n) cos^(2) theta). Find n

Vectors vec(a) and vec(b) incline an angle theta between then. If (vec

1.	Vectors vec(a) and vec(b) incline an angle theta between then. If (vec(a) + vec(b)) and vec(a) - vec(b) respectively subtend angles alpha and beta with vec(a) then the value of (tan alpha + tan beta) (n ab sin theta)/(a^(n) - b^(n) cos^(2) theta). Find n
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