Question

Can someone help fix these 2 questions?
The fundamental theorem of algebra states:
Select one:
a. In the complex numbers, every polynomial with a degree of 1 or higher has zero roots. ((INCORRECT))
b. In the complex numbers, every polynomial with a degree of 1 or higher has at least 1 root.
c. In the complex numbers, every polynomial with a degree of 1 or higher has only 1 root.
d. In the complex numbers, every polynomial with a degree of 1 or higher has at least 2 roots.

Answer 1

According to Descartes Rule of Signs, which of the following is false?
Select one:
a. The number of positive zeroes of the function is the number of sign changes of the coefficients of the function - or less by an even number.
b. The number of negative zeroes of the function is the number of sign changes of the coefficients of the negative function - or less by an even number. ((INCORRECT))
c. The number of negative zeroes of the function is the number of negative numbers of the function - or less by an even number.
d. The number of negative zeroes involves using the inverse function.

Answer 2

what is this

Answer 3

algebra2

Answer 4

@dan815 @jim_thompson5910