3 years ago

Simplify √-48 1) -4√3 2) 4√-3 3) 4i√3 4) 4√3i

Mathematics

1 answer:

IrinaK [193]3 years ago

6 0

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 :)

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The perimeter of a triangle is 137 cm. If the three sides of the triangle are (x + 7) cm, (2x – 5) cm, and (3x – 3) cm, what is

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