Chapter 6: Indices and surds Notes

Sections

1. 6A Index laws Mastered

   Index notation and the laws for multiplying, dividing and raising powers to powers, including products with coefficients and several pronumerals.

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2. 6B Zero and negative indices Mastered

   The zero index, negative indices as reciprocals, and simplifying expressions to positive indices.

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3. 6C Scientific notation and significant figures Mastered

   Writing large and small numbers in scientific notation, converting back to decimal form, rounding to significant figures and calculating with scientific notation.

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4. 6D Fractional indices and surds Mastered

   Fractional indices as roots, evaluating powers like 16^(3/4), what surds are, and simplifying surds using square factors.

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5. 6E Operations with surds Mastered

   Adding and subtracting like surds, multiplying and dividing surds, and simplifying first to combine.

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