Question

Using the identities find the value of (138)2-(62)2​

Answer 1

Answer:

138×2-62×2

138×2-62×2276-124

138×2-62×2276-124152

Answer 2

Answer:

15200

Step-by-step explanation:

(138)²-(62)²

USING THE IDENTITY a²-b²=(a+b)(a-b)

(138+62)(138-62)

(200)(76)

= 15200 ANSWER

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