16-07-2022
Mathematics

contestada

find the least number that must be subtracted from 21 2o show the result is a perfect square

Respuesta :

dragonballs101 dragonballs101

16-07-2022

Answer:

5

Step-by-step explanation:

2 × 2 = 4

3× 3 = 9

4 × 4 =16

5 × 5 =25

16 is the only number and closest number to 21 to subtract from

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