tiannanicole tiannanicole

25-02-2021
Mathematics

contestada

Simplify √-48

1) -4√3

2) 4√-3

3) 4i√3

4) 4√3i

Respuesta :

jackiezhang2007 jackiezhang2007

25-02-2021

We can change the negative sign into i instantly as sqrt-1 is i.

With this the problem simplifies to sqrt48*i.

Now sqrt48=sqrt4*sqrt4*sqrt3=2*2*sqrt3

So the final product is 4sqrt3*i=4isqrt3.

Thus choosing choice 3 :)

Answer Link

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