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Mathematics 8 Online
OpenStudy (anonymous):

9y√(3) and 9√(3y) are like radicals ? √9= is a raditional #? √-1 is not a real #? The Pythagorean Theorem only refers to right triangles. is the symbol for the square root of 5. The Pythagorean Theorem only refers to right triangles. is NOT a real number. is rational.

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