Respuesta :

Answer:

(1): "s2"   was replaced by   "s^2".  2 more similar replacement(s).

(2): Dot was discarded near "8.f".

Step-by-step explanation:

i believe

skzOT9

Answer:

The certain number would be 3

Step-by-step explanaition

4 times 3 is 12 plus 16 is 28. hope it helps

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