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There are many meanings. The most common one is "change in". So delta x is the change in x. This form is often used in calculus where it means very small changes in x.

But there is also the Dirac delta function, a fundamental mathematical underpinning for quantum physics.

A delta can also be a quadrilateral which is otherwise known as an arrowhead.

Q: What does delta mean in maths?

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DElta means "Change" delta can be represented by a triangle

The word delta means triangle, but it can also refer to the Greek letter Delta.

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Oh, dude, 2x in math just means you're multiplying 2 by x. It's like saying, "Hey, let's take 2 and x and make them best friends by multiplying them together." So, if x is 5, then 2x would be 2 times 5, which equals 10. Math can be cool like that, you know?

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