MimeInTheNight MimeInTheNight

07-03-2017
Mathematics

contestada

How many solutions does an equation of the form x^2- k^2= 0 have?

Respuesta :

charlottekrist charlottekrist

09-03-2017

1. Use Difference of squares: a^2-b^2=(a+b)(a-b)
(x+k)(x-k)=0

2. Solve for x and k
x=+-k
k=+-x

Answer Link

Otras preguntas

Please help!! Holland added three decimals that made a sum of 2. One of the decimals was 0.34.What are two other decimals Holland could have used to make a sum

What statement describes the last step in evaluating information?

Where should I add the comma. And “ if necessary, until the sentence has correct punctuation. Does anyone know?. How to do it

A boy of weight 500 N sits on a chair. What reaction force acts on the boy?

select a number to make the following statement true. 0.07 is 10 times as great as

An office pays its 8 clerical workers $205 per week, 4 secretaries $301 per week, and the office manager $481 per week. What is the total paid out to all employ

To meet its production orders, the warehouse of Basic Office Supplies has to pack and ship 6 orders every hour. The warehouse rund 24 hours per day. If the ware

ayudaaa plis doy 25 puntos

இдஇ இдஇ இдஇ இдஇ இдஇHelp me, please ！Only 3 questions！Non-Discriminatory Lauguage1.chairman,chairwoman=2.postman,postwoman=3.king,queen=இдஇ இдஇ இдஇ இдஇ இдஇ

Solve for x. Round your answer to the nearest tenth of a degree.