Question

1. Find the value of
(i) 18²
(ii) 38²​

Answer 1

Answer:

1. 324

2. 1444

Step-by-step explanation:

18x18 = 324

38x38 = 1444

that's all

Hope it will helpful to you..

thank you;)

Answer 2

Answer:

Algebraic Identity: (a-b)² = a² -2ab +b²

(i)

18² = (20-2)² = 400 - 80 + 4 = 324

(ii)

38² = (40-2)² = 1600 - 160 + 4 = 1444

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