Is -LSB- math -RSB- \ log 2 + \ log -LRB- 2 ^ x +3 -RRB- = 2 -LRB- 2 ^ x +3 -RRB- -LSB- / math -RSB- ? If yes , explain how ?
What is hcf of polynomials -LSB- math -RSB- x ^ 2-4x +4 , x +3 , x ^ 2 +2 x-3 , x-2 -LSB- / math -RSB- -LSB- explain -RSB- ?