Question

Evaluate (128)² - (72)²​

Answer 1

Answer:

11,200

Step-by-step explanation:

(a)²-(b)² = (a-b)(a+b)

so,

(128)² - (72)² = (128-72) × (128+72)

(128)² - (72)² = (56)× (200)

(128)² - (72)²= 11,200

Answered by Gauthmath

Answer 2

Answer:

(128)^2-(72)^2

(128+72)(128-72)

200×56

11200

Step-by-step explanation:

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