OpenStudy (anonymous):

Express in radical form, the length of the line segment with endpoints 9-1,2) and (-3,-2). PLEASE HELP AND ALL WORK MUST BE SHOWN!

5 years ago

ok...if you post the work your teachers will look it up and find you plagerized it...so posting on here asking for shown work...is a really bad idea lol...another question...if you get to ask one...i get to ask you one...what is radical?

5 years ago
OpenStudy (anonymous):

like the thing that looks like a divsion thing. its like radical 16 would be 4 right? and my teacher told me to use this website

5 years ago

HAHAHAHA...IM CRYING!!! sorry...that thing is called a Square root...also known as a radical...my laughing was not ment to be offensive at all so dont take it wrong...that just made my day...anyway...to answer the question i really need to know where the first parithisis starts... "Express in radical form, the length of the line segment with endpoints 9-1,2) and (-3,-2)." where does the parithisis in the 9-1,2) start? please re write it

5 years ago
OpenStudy (anonymous):

Oh oops sorry my bad...(-1,2) and (-3,-2) sorry it suposed to be like that... the nine isnt supposed to be there

5 years ago
OpenStudy (anonymous):

@SnuggieLad r you okay over there?

5 years ago

OH ok...i just sat here wracking my brain trying to figure out why you needed it in radical form...you need to use the distance formula... $d \sqrt{(x_{2}-x _{1})+(y _{2}-y _{1})}$ do you know how to put in the numbers?

5 years ago
OpenStudy (anonymous):

no

5 years ago

ok...give me a moment i am going to re make that formula

5 years ago

$d \sqrt{(-3-1)^{2}+(-2-2)^{2}}$ work that out...dont forget pedmas and i sure hope you know how to fix double negatives...

5 years ago
OpenStudy (anonymous):

how?

5 years ago
Directrix (directrix):

Denote point (-3,-2) as point (x1, y1). Denote point (-1,2) as point (x2,y2). |dw:1363046231370:dw|

5 years ago