I ned HELP

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)

What are the solutions of the equation x4 – 5x2 – 14 = 0? use factoring to solve. someone !