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KThis has been a long thread. I am not sure a different thought will help. The reason to start with elementary algebra is that it is the...
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JJeffM replied to the thread A Return to Mathematics: Algebra 1.This has been a long thread. I am not sure a different thought will help. The reason to start with elementary algebra is that it is the...
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JPassing a math course with a grade of 65% (or even 70%) and moving on to the next math course is the number 1 reason students do poorly...
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JThe flaws in his (third) approach were already pointed out and explained in previous posts. I'm afraid your example wasn't really very...
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MMass Torque System replied to the thread Need help understanding why measured output work exceeds input work.Thank you very much for your thoughtful reply. I really appreciate you taking the time to look at what I’m doing. I made a simple...
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blamocur replied to the thread Need help understanding why measured output work exceeds input work.I agree with @The Highlander : the force required to move your sled is usually smaller than the weight of the sled, even in the absence... -
blamocur reacted to The Highlander's post in the thread Need help understanding why measured output work exceeds input work with
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You would, indeed, be claiming something (very) unusual (if there was any scientific rigour in what you appear to be doing). The... -
KThat's called completing the square. See here for an explanation...
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KPlease read through all the posts already made in a thread before jumping in with a contribution that may be somewhat redundant. In...
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KThe flaws in his (third) approach were already pointed out and explained in previous posts. I'm afraid your example wasn't really very...
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The flaws in his (third) approach were already pointed out and explained in previous posts. I'm afraid your example wasn't really very... -
The Highlander replied to the thread Equation Problem.The flaws in his (third) approach were already pointed out and explained in previous posts. I'm afraid your example wasn't really very... -
The Highlander replied to the thread Apothem and radius problems.Please read through all the posts already made in a thread before jumping in with a contribution that may be somewhat redundant. In...
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The Highlander replied to the thread Need help understanding why measured output work exceeds input work.You would, indeed, be claiming something (very) unusual (if there was any scientific rigour in what you appear to be doing). The...
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AI have one more comment to make. If 2(x^2-25) = (x^2-25), then you should immediately see that x^2-25=0. x^2-25 is some number. If...