Question

Write the product as a trinomial.


(k – 3)(k – 1)

A.
k2– 3

B.
k2 – 4k + 3

C.
k2 – 4k – 3

D.
k2 + 4k + 3

Answer 1

@Nurali

Answer 2

Can you expand (k – 3)(k – 1) ? I will give you an example

(n – 2)(n – 6) = n(n – 6) -2(n-6) = n^2-6n -2n +12=n^2-8n-12 is the answer to the example.

No to start you off, tell me
k(k – 3) = ?
(-1)(k-3) = ?

Answer 3

(k – 3)(k – 1)
k^2-k-3k+3
k^2-4k+3