Question

$(706 \times 694)$
Simplify the following :


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Answer 1

꧁ӇЄƳƛ ƁƲƊƊƳ꧂

Answer:

4864

Step-by-step explanation:

706 x 694

= (700 + 6) x (700 - 6)

we know the identity

(a - b) x (a + b) = a² - b²

so , the above can be written as

= 700² - 6²

= 490000 - 36

= 4864

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