Bby4evs Bby4evs

05-01-2020
Mathematics

contestada

Complete the explanation of the error.
If x2=16, then x=4
The value of x could also be....

Respuesta :

ptan466 ptan466

05-01-2020

Answer:

8 or -4

Step-by-step explanation:

The error is they believed x2 meant x^2 OR they forgot that x could also equal to -4.

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nonsibi nonsibi

05-01-2020

x^2 = 16 has two solutions. They are 4 and -4. So the value of x could also be -4.

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