Math, asked by topper886, 9 months ago

Need answer for 27th sum

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Answers

Answered by amitansuparida202

1

Answer:

hope this helps u just using the basic formula

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Answered by Geetu18

1

Answer:

10

Step-by-step explanation:

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

(8)^2=84 -2ab

-2ab = 64-84

-ab = -20/2

ab = 10

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