The value of sqrt(2)int(sin"x"dx)/(sin(x...

The value of `sqrt(2)int(sin"x"dx)/(sin(x-pi/4))` is: (1) `x+log|cos(x-pi/4)|+c` (2) `x-log|sin(x-pi/4)|+c` (3) `x+log|sin(x-pi/4)|+c` (4) `x-log|cos(x-pi/4)|+c`

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