10-3A Operations with Radical
Expressions
Algebra 1
Simplifying expressions
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When adding or subtracting radical
expressions, only add or subtract the
coefficients if the number under the
radical is the same.
It’s similar to adding and subtracting
like terms. You can only add or
subtract the coefficients of the same
radical.
Adding/Subtracting Radicals
Ex.1)6 7  2 7  3  4 3
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Adding/Subtracting Radicals
Ex.2.)3 45  4 80  2 125
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Multiplying Radical
Expressions
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Bellwork
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10-3B Conjugates & Solving
Proportions with Radicals
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Conjugates
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The sum & difference of the same
terms.
When a fraction is involved, use the
conjugate of the bottom to multiply
both the top & bottom.
What is the simplified form of:
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What is the simplified form of:
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Solving proportions
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Cross Product Property or Means
Extremes property
Find the exact solution for each equation.
Find the approximate solution to the
nearest tenth.
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Find the exact solution for each equation.
Find the approximate solution to the
nearest tenth.
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