1.2 Algebra and Functions

a.

Prove that $n^2 + n + 11$ is prime for all integers between 1 and 5.

[3]

b.

Prove that $n^2 + n + 11$ is not prime for all values of $n$

[2]

a.

Prove that $n^2 + n + 11$ is prime for all integers between 1 and 5.

[3]

b.

Prove that $n^2 + n + 11$ is not prime for all values of $n$

[2]

1.2 Algebra and Functions Questions