chapter 7 vocabulary
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| nth root of a | for an interger n greater than1, if b^n=a then b is an nth root of a written as ^n√a
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| index | the interger n(greater than 1) in the expression ^n√a
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| simplest form | A radical expression after you apply the properties of radicals, remove any perfect nth powers and rationalize any denominators
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| like radicals | two radical expressions that have the same index and the same radicand
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| power function | a function of the form y=ax^b where a is a real number and b is a rational number
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| composition | the composition of the function f with the function g is h(x)=f(g(x)) The domain of h is the set of all x-values such that x is the domain of g and g(x) is in the domain of f
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| inverse relation | a relation that maps the output values of an original input values. The graph of an inverse relation is the reflection of the graph of the original relation, with y=x as the line of reflection
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| inverse function | A relation and its inverse relation whenever both relations are functions. Functions f and g are inverses of each other provided f(g(x)) and g(f(x))
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| radical function | A function that contains a radical, such as y=√x or y=^3√x
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| extraneous solution | a solution of a transformed equation that is not a valid solution of the original equation
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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