Rectangle A measures 9 inches by 3 inches. Rectangle B is a scaled copy of Rectangle A. Select ALL of the measurement pairs that could be the dimensions of Rectangle B.
1. 10 inches by 4 inches
2. 13.5 inches by 4.5 inches
3. 90 inches by 30 inches
Explain how you go your answer.

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 *_*