How do you find the absolute value of 4−8i?

Kasey Haley

Kasey Haley

Answered

2022-02-02

How do you find the absolute value of 48i?

Answer & Explanation

Brenton Pennington

Brenton Pennington

Expert

2022-02-03Added 15 answers

Step 1
Absolute Value or Modulus |z| of a Complex No. z=x+iy is defined by,
|z|=x2+y2
|48i|=42+(8)2=16+64=80=45
Taking, 5=2.236,
|z|=4×2.236=8.944

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