dwbettine
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About
Married, live near Seattle, WA. Two grown childern. I've been teaching for 8 years.
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Answered a Question in Math
So you have the 4th root of 25  sqrt45 + sqrt 89? The fourth root of 25 is the same as the sqrt of the sqrt of 25 or simply the sqrt of 5. The sqrt of 45 is the sqrt of 9*5 or 3Xsqrt of 5. 89 is a... 
Answered a Question in Math
The first inequality rearranged becomes y < x+2. Therefore, it has a slope of 1 and a yintercept of 2. So, all point BELOW this dotted line will satisfy it. The second inequality has a slope... 
Answered a Question in Math
In this system of equations, it will help if you arrange both equations into slopeintercept form, that is y = mx + b form. The first one is already in that form and indicates a slope of 2/3. The... 
Answered a Question in Math
Afraid I will need a bit more information before I can answer for sure, but the term k, in algebra, stands for constant of variation. In the equation y = kx, k is the constant of variation. So if... 
Answered a Question in Social Sciences
Facebook certainly has the potential to impact a student's study habits, but so do Xbox, Play Station, computer games, smart phones, sports, friends, etc. In my day, well before Facebook and other...
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