Question

If p(x) = x3 - 4x2 + x + 6, show that p(3) = 0 and hence factorise p(x).

Answer 1

Answer:

f(3)=0

Step-by-step explanation:

(x-1)(x-2)(x-3)

thus f(3)=0

Answer 2

Answer:

find the 21st term of sequence a(n)=4n-3