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PUNCHLINE NEGATIVE EXPONENTS

Negative Exponents | Purplemath
Once you've learned about negative numbers, you can also learn about negative powers. A negative exponent just means that the base is on the wrong side of the fraction line, so you need to flip the base to the other side. For instance, "x –2" (pronounced as "ecks to the minus two") just means "x 2, but underneath, as inScientific Notation · Basic Rules · Fractional · Simplifying Expressions · Negative Numbers
Negative Exponents - mathsisfun
Negative Exponents. Exponents are also called Powers or Indices. Let us first look at what an "exponent" is: The exponent of a number says how many times to use the number in a multiplication. In this example: 8 2 = 8 × 8 = 64. In words: 8 2 can be called "8 to the second power", "8 to the power 2"Fractional Exponents · Laws of Exponents · Reciprocal · Math is Fun
Negative exponents | Exponents, radicals, and scientific
Aug 02, 2013How does a negative exponent affect our answer? Before you assume that the answer must be negative, think again! Practice this lesson yourself on KhanAcademy..
Simplifying Expressions with Negative Exponents | Purplemath
(The "1 's" in the simplifications above are for clarity's sake, in case it's been a while since you last worked with negative powers doesn't usually include them in one's work.) In the context of simplifying with exponents, negative exponents can create extra steps in the simplification process.[PDF]
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Listed below are the 10 puzzle sections in Punchline Algebra • Book B, each with a link to a sample puzzle from that sectionr each sample you'll find a brief comment about its topic, as well as the puzzle's punchline. The book has a total of 192 pages.
Negative exponents (video) | Khan Academy
Learn how to rewrite expressions with negative exponents as fractions with positive exponents. A positive exponent tells us how many times to multiply a base number, and a negative exponent tells us how many times to divide a base number. We can rewrite negative exponents like x⁻ⁿ as 1 /