As background, learn tovisualize the trig functions, and how they're related by the Pythagorean Theorem and similarity: Part 1: Learn the table First, let's learn to make the table, one column at a time: Function:The function to derive (sin, cos, tan, cot, sec, csc) Sign:The "pri...
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Negative numbers represent a deficit of cows that are assumed to be paid back But the negative number "isn't really there" -- there's only the relationship they represent (a surplus/deficit of cows). We've created a "negative number" model to help with bookkeeping, even though you can'...
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Sometimes, there's just an easier and faster way of doing things in math. And thanks to the y^x button on your calculator you can save yourself lots of time when solving certain problems. This lesson will explore how. Simplifying Math One of the ways I can multiply 10 raised to the ...
Volume is simply the amount of space that a substance (or object) takes up in a container. In this lesson, you will specifically explore the...
Teachers need to work one-on-one with students to see if proficiency is achieved and re-teach if necessary. Reduce class size to make this a possibility./ Frank Franz Learning needs to be individualized both in pace and format./ Ken Halla ...
“Students understand the statement of the Pythagorean Theorem and its converse, and can explain why the Pythagorean Theorem holds, for example, by decomposing a square in two different ways. They apply the Pythagorean Theorem to find distances between points on the coordinate plane, to find ...
Pat: The equation is not written according to ISO standards, leaving ambiguity of interpretation and the real answer is we need to teach better math writing. Ambiguous PEMDAS Ambiguous problems, order of operations, PEMDAS, BEMDAS, BEDMAS aka...what Taylor said, but from Harvard Morgan: aka...
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