Math, asked by samanzohan, 10 months ago

find 31^2 without actually multiplying the number by itself

Answers

Answered by WhoKnowsWhy

3

Answer:

961

Step-by-step explanation:

31^2 can be written as (30 + 1 )^2

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

30^2 + 1^2 + 2 (30)(1)

900 + 1 + 60

961

Answered by anjanareddy2009

0

Answer:

961

Step-by-step explanation:

maybe this helps you

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