In last method you said 2×2×3×3=54, it's wrong please check this and u

This question was asked in Ex 1.2, 7

In last method you said 2×2×3×3=54, it's wrong please check this and update this one.
Thank you.

ghogomaligirls highschool

April 8, 2018, 5:45 p.m.

Answers!

Davneet Singh

April 8, 2018, 9:33 p.m.

Hello

In the video, there is a calculation mistake... we have already mentioned it in the question

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