Given th original formula the student enters the transformed formula

Ready to use

Given the original formula the student enters the transformed formula

Ready to use

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Given the original formula the student enters the transformed formula

Ready to use

An A-frame structure supporting a load at the top.  Simple because both legs are two force bodies.

This just an equilibrium of a particle problem, but posed in context of a joint as a warm-up for the method of joints.

Advice is brief.

Es werden die grundlegenden Ableitungsregeln geübt.

Die Reihenfolge der Summanden ist auch randomisiert.

Übung der Ableitungsregeln

Es werden grundlegenden Ableitungsregeln geübt.

Die Reihenfolge der Summanden ist auch randomisiert.

Express $\displaystyle \frac{a}{x + b} \pm  \frac{c}{x + d}$ as an algebraic single fraction over a common denominator. 

Given the original formula the student enters the transformed formula.

READY TO USE

Solving a differential equation of the form $\frac{dy}{dx}=\frac{ax^n}{y}$ using separation of variables.

Solving a differential equation of the form $\frac{dy}{dx}=axy^2$ using separation of variables.

Solving a differential equation of the form $\frac{dy}{dx}=axy$ using separation of variables.

Financial Mathematics  

A chi-squared test for proportions. Would be  a difficult A-level question or a fairly simple university level. 

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Calculating the integral of a function of the form $4ax(ax^2+b)^n$ using integration by substitution.

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Here you'll see a first example of how a map can arise from a system of differential equations and gain some first insight into the dynamics of 1D maps.

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Calculating the angle between two vectors.

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