gracibear
gracibear gracibear
  • 04-09-2019
  • Mathematics
contestada

Which expression is equivalent to √-80?
4√5
-4√5
-4i √ 5
4i √ 5

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 07-09-2019

Answer:

  4i√5

Step-by-step explanation:

[tex]\sqrt{-80}=\sqrt{(-1)(16)(5)}=\sqrt{-1}\cdot\sqrt{16}\cdot\sqrt{5}=4i\sqrt{5}[/tex]

Answer Link

Otras preguntas

Write the number in two other forms 0.632
what 5000 is 1/10 of?
Please help me. Is (3,13) a solution of the equation y=4x?
Lila scores 15 points fewer than Bob, who scores 35 points. Carol scores half as many points as Lila. How many points does Carol score?
What is the right way to write fifty cents ? Is it $.50 or .50
What is 7/6 in simplest. Form
how is the shape of an enzyme related to its function?
Round up 47125 to the nearest tens, hundreds, thousands, ten thousands
which value correctly represents the number that is 10 times as great as five hundred eighty-one thousandths?
What is the answer to 7- 5/3c=22