Careless813 Careless813

04-10-2018
Mathematics

contestada

square root -64 minus square root -25... complex numners.. i am so confused

Respuesta :

incorrect01 incorrect01

04-10-2018

[tex] \sqrt{ - 64} - \sqrt{ - 25} \\ 8i - 5i \\ 3i \\ [/tex]
square root of negative is an imaginary solution or number. meaning it exist somewhere. square root of 64 is 8 and the square root of 25 is 5. "i" represent imaginary number

Answer Link

04-10-2018

The answer would be 3

Answer Link

Otras preguntas

In tge sentence " I would like to know the answer. The phrase to know the answer is a?

Plot and connect the points A(2, 5), B(6, 1), C(-4, 1), and find the area of the triangle it forms. A. 20 square units B. 36 square units C. 40 square units D.

I'm not good with this type of thing in math so I need help. 1 .▲PQR has angle measures of 108 degrees, 33 degrees, and x degrees. Describe how to find the mis

In a Cartesian coordinate system, there is a homogenous magnetic field B=0.25 T which directs into the x- direction. A piece of straight conducting wire of leng

The function f(x)=√x is shown on the graph. -5-4-3-2 Mark this and return -5 3 N T 23 6 2 4 5 Which statement is correct? The range of the graph is all real num

Consider the graph below Find the y-intercept and slope of the line. Fill in the blanks in the statement. The y-intercept of the line is ______, and the slope o

Planning is an essential skill that will help you succeed in both short and long-term endeavors. Once you complete this course, how do you plan to use arid inco

Robyn adopted a child who is exactly 28 years younger than her. In one year's time, Robyn will be 3 times as old as her child will be. How old is Robyn now?

I'm not good with this type of thing in math so I need help. 1 .▲PQR has angle measures of 108 degrees, 33 degrees, and x degrees. Describe how to find the mis

Un atome de cuivre a une masse de 10-25 kg. Quel est le nombre d'atomes de cuivre dans : 1. un kilogramme de cuivre? 2. un gramme de cuivre?