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Question 23
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Simplify fully
x2−4x−21x2−10x+21\displaystyle \frac{x^2 - 4x - 21}{x^2 - 10x + 21}
x
2
−
10
x
+
21
x
2
−
4
x
−
21
[2]
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Algebraic Fractions Questions
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