50pts*need asap no is there more than one solution the quadratic equation x^2=9? ?

There is more than one solution because there are two different numbers whose square is 9. One of them is +3. The other is -3.

The fundamental theorem of algebra says every non-zero single-variable polynomial of degree N has exactly N roots, counting multiplicity. Your polynomial is degree 2, so has 2 roots.

Idon't know that language