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The value of (lim)(x->0)(sqrt(2)-sqrt(1+...

The value of `(lim)_(x->0)(sqrt(2)-sqrt(1+cos x))/(sin^2x)` is `1/(2sqrt(2))` b. `1/(8sqrt(2))` c. `1/(4sqrt(2))\ ` d. `-1/(4sqrt(2))`

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