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Let ƒ(x) = `sin^2x + cos^4x + 2` and g(x) = cos (cos x) +cos (sin x). Also let period of ƒ(x) and g(x) be `T_1` and `T_2` respectively then :–
A. |
`T_1 = 2T_2` |
B. |
`2T_1 = T_2` |
C. |
`T_1 = T_2` |
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D. |
`T_1 = 4T_2` |