Question

Why can you take the cube root of a negative number?

Answer 1

plz help

Answer 2

The reason that we can't have the square (or quartic) root of a negative number is that two negatives always cancel to give a plus; so the square root of a negative number is undefined. ... The Real cube root of any negative Real number is negative.

Answer 3

bc. a negativ number multiplied by it self 3 time result negativ too

Answer 4

@daddysbabygirl
thx

Answer 5

\(\color{#0cbb34}{\text{Originally Posted by}}\) @daddysbabygirl
The reason that we can't have the square (or quartic) root of a negative number is that two negatives always cancel to give a plus; so the square root of a negative number is undefined. ... The Real cube root of any negative Real number is negative.
\(\color{#0cbb34}{\text{End of Quote}}\)
the square rot of a negativ number is a complex number the form of a +ib

Answer 6

@jhonyy9
thank u so much

Answer 7

\(\color{#0cbb34}{\text{Originally Posted by}}\) @Baddie156
@jhonyy9
thank u so much
\(\color{#0cbb34}{\text{End of Quote}}\)
anytime - np - yw.