September 19, 2014

Posts by lori

Total # Posts: 431

Write all real and imaginary zeros. f(x)=x^3-8x^2+x-8 -8--1,-2,-4,-8 1 -+1,-+2,-+4,-+8 1-8 1-8 1 1-7-6 1 -7 -6 -14 2 1 -8 1 -8 2 -12 -22 1 -6 -11 -30 4 1 -8 1 -8 4 -16 -60 1 -4 -15 -52 answer (?) 8 is zero of f(x) 8 1 -8 1 -8 8 0 8 1 0 10
April 3, 2008

I am trying to find an example of how to write a prediction for a Biology Lab Report. I think a prediction should be written as an if/when statement. Does anyone know of some where that I can find a lab report that includes a prediction(s)? All of the website show predictions...
April 1, 2008

I don't know which is which y=(x+9)^2-3 I know it is all real numbers, but i don't know if my answer should be [-3,00) or (-9,00) Can some one explain this?
March 29, 2008

But the reason I am having trouble is because the middle one does not work. The first part works, but the second part does not. 3<=x<=8=3(3)=9 8=3(3)=9 (?)
March 28, 2008

Can someone tell me what I am doing wrong? Do I need to graph this to get the right answers? Problem: Find the requested value. f(3) for f(x) 3x+1, if x<1=3(3)+1=10 3x, if 3<=x<=8=3(3)=9 3-5x, if x>8=3-5(3)=-12
March 28, 2008

Algebra HELP!
solve 7x+5(-3x-4)=-21-7x 7x+(-15x-20=-7x-21 -8x-20=-7x-21 7 7 -8x-20+7x=-21 -1x-20=-21 20 20 -1x/-1 = -1/-1 x=1
March 21, 2008

"D" Y-Linked because a certain opening of the organs, if you are taking the class you should recognize the shape! Nice helping someone of my knowledge! Lori
March 20, 2008

Rationalize denominator, all variables positive real numbers and denominator is not zero. sqrt3/3 sqrt2 - sqrt3 sqrt3(3sqrt2+sqrt3)/18-3 3 sqrt6+3/18-3 3 sqrt 6+3/15 (is this my answer)
March 13, 2008

What does domain mean? I am working on a problem that wants me to solve for the domain?
March 13, 2008

I need help finding information on the Social Penetration Theory
February 25, 2008

Can someone tell me if I am any where close or if I need to start over. When your acetic acid reacted with the sodium hydroxide, what are the two products that were formed? When acetic acid reacts with sodium hydroxide the two products that are formed are a water and a ...
February 17, 2008

What multiplication fact can be found by using the arrays for 2x9 and 5x9?
February 11, 2008

Did I do this correctly or do I need to try again? What is the mass percent of a solution when 18.6 g of table salt is added to 81.4 g of water? Mass Percent = mass of solute(g)x100 mass of solution (g) = 18.6 g x100 18.6 g + 81.4g = 18.6 g x 100 100g = 0.186 x 100 = 18.6 The ...
February 8, 2008

Would it be volume divided by moles then convert to g
January 30, 2008

calculate the final concentration if 4.0 L of 1.5 M NaCl and 2.0 L of 3.0M NaCl are mixed. I am confused about how to calculate the final concentration. We are currently working on solutions. I think first I need to divide the amount of the solution by the amount of the solute...
January 30, 2008

What if you cannot find the answer to one of the questions? What is wrong in reaching for help. I cannot find one answer, does that make me lazy or stupid?
January 13, 2008

Earth Science
My question is what is the ability of some natural materials to reflect and absorb sunlight? What do they mean natural materials? I could answer this on my own if I understood what is considered a natural material.
December 19, 2007

Earth Science
Why is it generally warmer in a rural area than in an urban area? I have a question: How does the earth's surface heat up or cool down? My answer: the sun heats up the earth darker surfaces are warmer than cooler surfaces. Please help.
December 19, 2007

which equation is parallel to the graph of the equation 4x+y=-2 and passes through the point (5,3)?
October 12, 2007

which equation is parallel to the graph of the equation 4x+y=-2 and passes through the point (5,3)?
October 12, 2007

algebra question
To convert "square" feet to "square" yards you divide square feet by 9 (3 squared), right? Then the answer is $237.60.
October 1, 2007

what is it called when you can't put the words an, a or the infront of a noun?
September 11, 2007

what is a Paragraph Rationale I assume a paragraph rationale is a paragraph giving the reasons supporting a decision. For instance, I might write a paragraph rationale supporting the Jiskha Homework Help Forum and its value in helping students.
August 14, 2007

International Business
Why is acceleration / delay of payments more useful to an IC than to smaller, separate companies?
May 5, 2007

math check please
could you show how you figured out the answer for how many students lived on campus
January 18, 2007

defining function is f(x) = 3x+b. If 27 is a member of this sequence, what is the next consecutive member of this sequence? PLEEEEAAAASEEE HELLLLP meeee f(x)=3x+b f(x+1)= 3x + 3 + b so there is a difference of 3 between numbers. Next number is 27 + 3
January 16, 2007

need any help available on writing a report on lynching. Need help getting started. Have all kinds of research but not sure how to put it together. Need an outline too. 1. Introduction (define, very brief history) 2. Theory of Origin 3. Detailed History of Lynching in U.S. 4. ...
November 20, 2006

algebra 2
a swimming pool 50m by 25 m is to be built with a walkway w meters wide around it write the total area of the pool and walk way in the form ax exponet 2 +bx+c
November 1, 2006

Runner A is initially 6.0 km west of a flagpole and is running with a constant velocity of 9. km/h due east. Runner B is initially 5.0 km east of the flagpole and is running with a constant velocity of 8.0 km/h due west. How far are the runners from the flagpole when their ...
September 25, 2006

according to the law of demand,when will higher corn prices reduce the quanity demand of corn?
September 5, 2006

unscrambling word
iidonxs can someone please help to unscramble
June 14, 2005

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