What is the square root of 100

The √`100 is 10.

Why?

Because when you multiply 10 by itself, you still end up in 100.

Every number has two square roots. For 100, they're +10 and -10 .

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*