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If √4 + √8 - 32 + √768 = a√ 2 cos(11π/b), where a and b are natural numbers then (b - a) is divisible by

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in Class 11 by kratos

If √4 + √8 - 32 + √768 = a√ 2 cos(11π/b), where a and b are natural numbers then (b - a) is divisible by

(A) 2

(B) 23

(C) 69

(D) 46

1 Answer

+3 votes
by kratos
 
Best answer

Correct option (A)(B)(D)

Explanation:

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