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Daily Archives: April 1, 2010
Day 137 – April 1
Algebra: Chapter 11, Lesson 3, page 493 Simplifying Radical Expressions `sqrt(x^2)` = square root `(x^2)` = `x` Its easy to simplify radicals. You can break up numbers and variables, because multiplication is commutative. If asked to find the `sqrt(100)` , … Continue reading
Posted in Algebra 1, Algebra 1a
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Day 136 – March 31
Algebra: Chapter 11, Lesson 1 and Lesson 2, page 482 and page 487. Real Numbers (Square Roots) and Radical Expressions Definition: the number `c` is a square root of `a` if `c^2=a`. In math symbols then, `c = sqrt(a^2)` Prinicipal … Continue reading
Posted in Algebra 1, Algebra 1a
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