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The value of `log_10(sqrt(3-sqrt(5))+sqrt(3+sqrt(5)))` is
A. `1//2`
B. `1//4`
C. `3//2`
D. `3//4`

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Best answer
Correct Answer - A
`log_(10)((sqrt(6-2sqrt(5))+sqrt(6+2sqrt(5)))/(sqrt(2)))`
`log_(10)(((sqrt(5)-1)+(sqrt(5)+1))/(sqrt(2)))`
`=log_(10)((2sqrt(5))/(sqrt(2)))`
`log_(10)sqrt(10)=(1)/(2)`

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