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13 cards from this deck
Numbers written as ab\frac{a}{b}ba, aaa, bbb integers, b≠0b \neq 0b=0
Numbers that cannot be written as exact fractions
Square roots with no exact whole number value
a×b\sqrt{a} \times \sqrt{b}a×b
ab\frac{\sqrt{a}}{\sqrt{b}}ba
Largest perfect square factor taken out
Only when same irrational parts (like terms)
Multiply rational & irrational parts separately
Isolate the square root on one side
Square both sides to eliminate square root
Check solutions in original equation
Squaring can introduce false solutions
Positive value only: 555 not ±5\pm 5±5
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