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Author Archives: Passy
Expanding Two Brackets Binomials
Image Source: http://www.strangezoo.com Here at Passy’s World we use the “Crab Claws” method to Expand expressions which consist of two brackets. It takes all the pain out of expanding these items, although messing with a real crab’s claws could cause … Continue reading
Posted in Algebra, Equations
Tagged Algebra, algebra expansion, binomial, binomial expansion, crab claw method for expanding, crab claws rule, crab claws rule expansion, distributive law, expand brackets, expanding binomials, expanding using crab claw rule, expanding using crab claws, expansion, FOIL, foil expansion, foil pattern for expanding, how to do binomials, how to expand binomials, how to expand brackets, how to expand two brackets, what is a binomial
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Transposing and Rearranging Formulas
Image Source: http://www.juicing-for-health.com In a previous lesson we showed how to Solve Equations using the work down through the “Onion Skins” Method. Knowledge of that lesson is needed as a background, before doing our lesson on Rearranging Formulas. Click here … Continue reading
Posted in Algebra, Equations, Exponents
Tagged Algebra, algebra formula, algebra formulae, algebra formulas, bodmas formulas, changing the subject in formulas, Equations, formulas, how to do rearranging for equations, how to reaarange an equation, how to rearrange a formula, how to transpose a formula, how to transpose an equations, making subject in formula, new subject in formula, onion method for algebra, onion method for equations, onion skin method for formulas, pemdas formulas, rearranging formulas, rearranging forumulae, transposing formulae, transposing formulas
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Significant Figures
Image Source: http://img.ehowcdn.com Often our Calculator gives us very long answers which need to be rounded off to have a smaller number of “Significant Figures”. For example, if we measure the Height of all the students in our class, and … Continue reading
Posted in Exponents, Measurement, Rounding Numbers
Tagged calculating significant figures, determining significant figures, easy significant figures, exponents, expressing significant figures, how to do significant figures, how to use significant figures, real life significant figures, rounding decimals, rounding numbers, rounding off, rounding off significant figures, rounding off to significant figures, rounding off using significant figures, Scientific Notation, significant figures, significant figures decimals, significant figures examples, significant figures explained, significant figures exponents, significant figures from scientific notation, significant figures in the real world, significant figures made easy, significant figures rules, significant figures video, values in significant figures, why significant figures, why we have significant figures, why we use significant figures
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Scientific Notation
Image Source: http://wallpaperswa.com “Scientific Notation”, (also referred to as “Standard Form”), is used by Scientists to represent very large numbers, like the Distance between stars and planets, in a much simpler form. It is also used by Geographers and Economists … Continue reading
Posted in Algebra, Exponents, Measurement
Tagged Algebra, convert scientific notation, decimals scientific notation, exponents, how to do scientific notation, how to do standard form, index, indexes, indices, powers, powers of 10, powers of ten, Scientific Notation, scientific notation calculator, scientific notation examples, scientific notation help, scientific notation math, scientific notation video, standard form, what is scientific notation, why use scientific notation, writing scientific notation, writing standard form
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Zero and Negative Exponents
Image Copyright 2013 by Passy’s World of Mathematics In the above screenshot, we are using Adobe Photoshop to shrink down a large digital camera photo to one quarter of its original size. We need to do this so that the … Continue reading
Posted in Algebra, Exponents
Tagged Algebra, exponent fractions, fraction reciprocal, how to do negative exponents, how to do negative indices, how to do negative powers, how to do power of zero, index rules, indices rules, negative exponents, negative exponents and fractions, negative exponents examples, negative exponents videos, negative indices, negative indices and fractions, negative powers, negative powers and fractions, power of zero, power rules, powers and fractions, reciprocal, reciprocal exponents, reciprocal indices, reciprocal powers, zero and negative exponents, zero exponent, zero index, zero indices, zero power
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