plz help with surds
Here are 3 really good videos, watch them in this sequence
https://www.youtube.com/watch?v=iTt3TVjsjuY
https://www.youtube.com/watch?v=hcsHHWvNZWo
https://www.youtube.com/watch?v=w3PGLLT5nr4
too lazy to even try google, as was suggested earlier?
Of course! I'd be happy to help you with surds. Surds are expressions that involve square roots (and sometimes higher roots) of irrational numbers. They often appear in mathematics problems and require some techniques to simplify or manipulate them.
Here are some key points to keep in mind when dealing with surds:
1. Simplifying surds: To simplify a surd, you want to manipulate it in a way that eliminates any nested square roots and reduces the expression to its simplest form. For example, the surd √12 can be simplified as √(4 * 3) = √4 * √3 = 2√3.
2. Rationalizing surds: Sometimes, you'll come across a surd with a denominator containing a surd. To simplify it further, you'll need to rationalize the denominator. For example, if you have 1/√2, you can rationalize the denominator by multiplying both the numerator and the denominator by √2. This gives you √2/2.
3. Operations with surds: Just like with any other algebraic expressions, you can perform various operations with surds, such as addition, subtraction, multiplication, and division. When adding or subtracting surds, make sure that the radicands (the expressions inside the square root) are the same. For multiplication and division, you can simply multiply or divide the radicands.
To help with specific examples or problems, feel free to ask a question or provide an example, and I'll be glad to guide you step-by-step on solving it.