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Answer 2.1:3

From Förberedande kurs i matematik 1

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(Ny sida: {| width="100%" cellspacing="10px" |a) |width="33%" | <(x+6)(x-6)</math> |b) |width="33%" | <math>5(x+2)(x-2)</math> |c) |width="33%" | <math>$(x+3)^2</math> |- |d) || <math>(x-5)^2</math>...)
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{| width="100%" cellspacing="10px"
{| width="100%" cellspacing="10px"
|a)
|a)
-
|width="33%" | <(x+6)(x-6)</math>
+
|width="33%" | <math>(x+6)(x-6)</math>
|b)
|b)
|width="33%" | <math>5(x+2)(x-2)</math>
|width="33%" | <math>5(x+2)(x-2)</math>
|c)
|c)
-
|width="33%" | <math>$(x+3)^2</math>
+
|width="33%" | <math>(x+3)^2</math>
|-
|-
|d)
|d)

Revision as of 11:36, 31 March 2008

a) (x+6)(x−6) b) 5(x+2)(x−2) c) (x+3)2
d) (x−5)2 e) −2x(x+3)(x−3) f) (4x+1)2
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