Answer:
One real root, with multiplicity 7.
Step-by-step explanation:
The given expresion is

This is a seventh degree polynomial.
According to the fundamental theorem of Algebra, the expression has a potential 7 roots both real and complex.
This expression has one real root, with multiplicity , 7.
40 is 20% of 160, so if she saved 40$ and it was 20% off then the original price was 160$!!!
Answer:
The common ratio is -6
Step-by-step explanation:
The given sequence is

The common ratio can be found using any two consecutive terms of the geometric sequence.

The correct answer is the last choice.