Question

Check weather x-1 is a factor of x-4x+3​

Answer 1

Answer:

The zero of x+1 is −1

Let p(x)=x

4

+x

3

+x

2

+x+1

Then, p(−1)=(−1)

4

+(−1)

3

+(−1)

2

+(−1)+1

=1−1+1−1+1=1

Since, p(−1)



=0

Therefore, by Factor theorem, x+1 is not a factor of x

4

+x

3

+x

2

+x+1

Answer 2

Answer:

a member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus, including some that can cause disease.