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Nothing can distinguishes se and ce when you hear them. However, they have completely different meanings: - you will always find se (or s' ) in front of a verb e.g.: se souvenir -> to remember. It refers ...

When you differentiate an equation, you're finding the gradient of its graph.<o:p></o:p> For example, if you differentiate the equation y = x 2 you get a solution dy/dx = 2x<o:p></o:p&gt...

When we make measurements while doing an experiment, the values we measure always have an uncertainty . We assign an uncertainty based on the equipment we are using and the way we make the measurements. If o...

One of the things people find the hardest when learning languages is not forming the tenses but when to use the preterite or imperfect when talking about events which happened in the past. The most important...

If y is a function of u, which itself is a function of x, then dy/dx=(dy/du) x (du/dx) Differentiate the outer function and multiply by the derivative of the inner function. To illustrate this rule, look at ...