What is the integral of -LSB- math -RSB- \ sqrt -LCB- \ cos -LRB- 2x -RRB- -RCB- -LSB- / math -RSB- ?
What is the integration of -LSB- math -RSB- \ dfrac -LCB- \ cos x + \ sin 2x -RCB- -LCB- -LRB- 2 \ cos x - \ sin x -RRB- ^ 2 -RCB- -LSB- / math -RSB- ?