29.06.2013 Views

2 y 3 - Amolasmates

2 y 3 - Amolasmates

2 y 3 - Amolasmates

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

v)<br />

2 27 5<br />

3 − +<br />

3<br />

243<br />

9<br />

w) 6 1 3<br />

9 2<br />

6 4 − 16 − 3 8 + 5 3 =<br />

3<br />

27<br />

x) 2 8<br />

4<br />

2 4 − 4 + 2 32 =<br />

81<br />

y) 2 3<br />

3 2 3 2<br />

16 + 2 2 − 128 + 3 =<br />

3<br />

3 27<br />

z)<br />

3 3 3 3 5 3 3 3 135<br />

40 − 5 + 320 − 1080 + 3 =<br />

2 2 2 2<br />

8<br />

α) 1 3 3 3 3<br />

81 − 3 + 24 − 3 =<br />

2<br />

8<br />

β) 9x + 9 − 4x + 4<br />

RECORDAR LAS IGUALDADES NOTABLES:<br />

(A + B)<br />

2<br />

=<br />

2<br />

A<br />

+ 2AB + B<br />

2<br />

(A − B)<br />

2<br />

= A<br />

2<br />

− 2AB + B<br />

2<br />

(A + B)(A − B) = A<br />

2<br />

− B<br />

2<br />

21. Calcular, dando el resultado lo más simplificado posible:<br />

2<br />

a) ( 2 2)<br />

=<br />

2<br />

b) ( 3 5)<br />

=<br />

35

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!