Question

Find square of 22 without doing actual multiplication.​

Answer 1

Answer:

√22

Step-by-step explanation:

22 is not a perfect square

Answer 2

Answer:

484 IS THE SQUARE OF 22

Step-by-step explanation:

22^2=(20+2)^2

(A+B)^2= A^2 +2AB + B^2

(20+2)^2= 20^2 +2*20*2+2^2

              =400+ 80 + 4

              = 484

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