Question

The quadratic equation x2 + 4x – 7 = 0 has​

Answer 1

The answer is 2 . Because in this equation the highest power is 2 .

Answer 2

Answer:

answer is (4+√51)/10,(4-√51)/10

= -b +/-√b²-4ac/2a

=4+√16+35/10,4+√16+35/10

=(4+√51)/10,(4-√51)/10

I hope this helps you.......