Question

factorise 121q^2-196​

Answer 1

Answer:

(11q+14) (11q-14)

Step-by-step explanation:

We can express 121q^2-196 as using a^2-b^2 = (a+b) (a-b)

= (11q)^2 - (14)^2

= (11q+14) (11q-14)