2. in modern notation, cardano's formula for solving x3 + px + q = 0 is 4 27 427 2 2 this sometimes works really well, sometimes not so well. try it onthe following three equations b. x3 + 3x-4=0 c. x3-7x + 6 = 0 3. this is a problem from ars mogno. find two numbers the sum of whose squares is 100. the product of the two numbers is equal to twice the ir sum. let x and y represent the two numbers. write the system of equations that re presents the problem