How would you find the zero of the function for -LSB- math -RSB- y = \ frac -LCB- 4x ^ 2 - 36x -RCB- -LCB- x-9 -RCB- -LSB- / math -RSB- ?
How can one find the potential function for -LSB- math -RSB- F -LRB- x , y -RRB- = \ frac -LCB- 2 -RCB- -LCB- \ sqrt -LCB- x ^ 2 + y ^ 2 -RCB- -RCB- -LSB- / math -RSB- ?