Question

Page
27 Find the following questiont square by
using the Identities
is (b-7)2​

Answer 1

Answer:

hope it help you please check attachment above

Answer 2

Answer:

b^2+49-14b

Step-by-step explanation:

Step-by-step explanation:

Since we have given that

(b-7)^2

As we know the identity :(a-b)^2-=a^2+b^2-2ab

So, it becomes,

(b-7)^2=b^2+7^2-2 x 7 x b

(b-7)^2=b^2+49-14b

Hence, b^2+49-14bis the square.