8 items are filed under this topic.
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Notation for the second derivative |
2012-02-06 |
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From Shafira: In all math textbooks, it is written that d/dx ( d/dx) (y)= d2y/dx2. Why do they write it as d2y/dx2, not as d2y/d2x2? Answered by Robert Dawson. |
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The second derivative of y = x³ (x² + 5) |
2009-12-14 |
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From Kyrie: Find d²y/dx² for this function:
y = x³ (x² + 5) Answered by Penny Nom. |
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Graphing y=(4-x^2)^5 |
2009-10-25 |
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From natalie: I want to graph the curve of y=(4-x^2)^5 without using a graphing calculator. To do this, I'm suppose to find: domain, y and x intercepts, asymptotes, intervals of increase/decrease, local max/min, concavity and points of inflection. I got all the way to the step where I'm solving the concavity and I'm stuck. I found the f"(x) and it came out to be really large polynomial. I want to know how I can solve for the x of f"(x) without the use of a graphing calculator, when the polynomial has x^6 and x^8.
Thank you so much,
natalie Answered by Harley Weston. |
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The second derivative of h(x)=f(g(x)) |
2009-02-16 |
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From Kristina: If h(x)=f(g(x)), and is differentiable, then find h"(x). Answered by Robert Dawson. |
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Determine y'' by implicitly differentiating twice |
2009-01-04 |
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From Walter: Given x^3 - 3xy + y^3 = 1 , determine y'' by implicitly differentiating
twice. I cannot solve this. Would you be kind enough to perform the
mathematics and show the steps involved in obtaining the solution? Answered by Harley Weston. |
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The second derivative |
2007-04-14 |
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From Gerry: In mathematical context,what do you understand by the term "Second Derivative" Answered by Penny Nom. |
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Notation for the second derivative |
2005-11-08 |
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From Mussawar: my question is d/dx( dy/dx) = d2y/dx2. why it is not equal to d2y/d2x. Answered by Penny Nom. |
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Concavity |
2000-10-22 |
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From Alex: the question is: on what interval is f(x)=(x2)(ex)? ive found the 2nd derivative which is ex(x2+4x+2) and i did the quadratic to get -2-20.5 and -2+20.5, but i dont know what the interval is. Answered by Harley Weston. |
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