anissa0918 anissa0918

14-09-2019
Mathematics

contestada

15. Explain how you can calculate each square
root mentally.
a) 31 x 31
b) 431 X 431
c) 17 squared
d) 432 squared

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idonthaveaname18 idonthaveaname18

15-09-2019

Well perhaps if you know your times tables you would know. However, using a calculator is preferred

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