gracibear gracibear

04-09-2019
Mathematics

contestada

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

Respuesta :

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

9-The diameter of circle B is 50% longer than the diameter of circle A.If we divide the area of circle B by the area of circle A, the result is: (a) 1.5 (b) 1.2

1. Friday Sunday Monday Tuesday Wednesday Thursday 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 List all prime numbers in the cale

The side lengths of two cubes are 2:3. Find their surface area ratio

emergence of Gandhi????? friends

Two sled dogs are pulling on the same sled. The sled needs to travel due North. The first dog, Chuck, is pulling with 135 pounds of force at an angle 15 degrees

Ingress & Egress Reading Quiz QUESTION 5 of 10: The rate of flow is called a) Input b) Output c) Throughput Od) Through rate Submit Help

What mass of MnO2 is produced when 445 grams of H2O are reacted? H2O 2MnO4− Br− → BrO3− 2MnO2 2OH−

You have decided to take up carpentry and build your mother a set of shelves. However, you have not refined your skills very well and while sanding the shelves

What is the average rate of change of f(x) from x = -3 to x = 6?

How would you describe the landforms in central Europe?