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Match the principal values of cos^(-1) ...

Match the principal values of ` cos^(-1) ( 8 x^(4) - 8 x^(2) + 1)` given in column I with the corresponding intervals of x given in column II . For which it holds .
`{:(,"Column I",,"Column II"),(A,4 cos^(-1) x,p.,0 le x le 1/sqrt2),(B,4 cos^(-1)x - 2 pi,q.,1/sqrt2 le x le 1),(C,2pi - 4 cos^(-1)x,r.,-1le x le - 1/sqrt2),(D,4pi - 4 cos^(-1) x,s.,-1/sqrt2 le x le 0):}`

Text Solution

Verified by Experts

The correct Answer is:
`A to q. B to s. C to p. D to r`
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