Q.

Domainofsin1(2x)+π6  is

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a

(12,19)

b

[14,  12]

c

[14,  14]

d

[12,  12]

answer is A.

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Detailed Solution

f(x)=sin12x+π6  is  defined  iffsin12x+π60sin12xπ62xsin(π6)2x12x14

ButDomainofsin1x  is[1,  1]  12x112x12  x  [14,  12]

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