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

Which decision is most likely to move you toward the illness end of the health continuum?

Which of these explorers claimed land in the New World for two different countries? A : Champlain B : Coronado C : Hudson

5.75 - 1 2 (20 ÷ 2.5) ÷ 2 + 6 What is the value of the expression?

Lichens are a. only found growing on living matter. b. insensitive to changes in the environment. c. parasitic interactions between a fungus and an alga. d.

What was the effect of rotten boroughs on the democratic process in England?

DNA can make exact copies of itself through replication because the nitrogen bases ALWAYS pair what????

Describe the position of all the points on the number line that are a. greater than a b. less than a

In the 1600s, which scientist discovered microbes in pond water by using a microscope?

The sale price for a bicycle is $89.90.the sale price includes a discount of 20%.what is the original price of the bicycle

verify that parallelogram ABCD with vertices A(-5,-1) B (-9,6) C(-1,5) and D (3,-2) is a rhombus. do the following •identify the diagonals of the parallelogram