Question

How to find the absolute value of 1-5i

Answer 1

The absolute value of a+bi is:
\[|a+bi|=\sqrt{a^2 + b^2}\]So in this case, a=1 and b=-5. So plug those in and what do you get?

Answer 2

So the absolute value is 26?

Answer 3

Don't forget your square root. The absolute value is the square root of 26.

Answer 4

Ok so sqrt(26) is my answer

Answer 5

Right

Answer 6

Thanks again!

Answer 7

No problem, glad I could help