Question

by using the identities find the value of each of the following (192)²​

Answer 1

Step-by-step explanation:

(192)^2

(200-8)^2

(200)^2-2*200*8+(8)^2

40000-3200+16

40016-3200

36816

Answer 2

Answer:

43136

Step-by-step explanation:

(200-8)^2

(a-b)=a^2+b^2-2ab

(200)^2 + (8)^2 - 2×200×8

40000 + 64 - 3200

40064 - 3200

36864