Ping chooses four numbers. The mode of these four numbers is 8, the range is 7 and the mean is 11.
Find Ping's four numbers.

Hello the answer is
8,8,15,13
I hope this helps

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 *_*