How do you find abs( 7-5i )?
2 Answers
Jul 28, 2018
Explanation:
"given a complex number "z=x+yi" then"
"it's magnitude is"
|z|=|x+yi|=sqrt(x^2+y^2)
"here "x=7" and "y=-5
|7-5i|=sqrt(7^2+(-5)^2)=sqrt74
Jul 28, 2018
Explanation:
The absolute value of any complex number