sentence1: How do I solve the equation -LSB- math -RSB- y ^ -LCB- \ frac -LCB- 2 -RCB- -LCB- 3 -RCB- -RCB- = 4 -LSB- / math -RSB- ?
sentence2: How do I solve this equation : -LSB- math -RSB- x ^ 2 + xy-y ^ 2 = 1 ? -LSB- / math -RSB-