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Simplify each rational expression

1. (x+2)(x−5)
/(−1)(+2)

2. x
2+2x
/x
2−2x

3. x
2−4x+4
/x
2−4

4. 2x+10
/x+5

5. 5r2+8r−4/25r2−20r+4​


Sagot :

Answer:

1.-X²-3x-10/2

2.2(1+1)

3.2(3-2x)

4.X=-5

5.-2r-4119

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