Tp 2º Esb 2009 (vacaciones De Invierno) M Gonzalez

  • Uploaded by: COLEGIO CARLOS PELLEGRINI
  • 0
  • 0
  • May 2020
  • PDF

This document was uploaded by user and they confirmed that they have the permission to share it. If you are author or own the copyright of this book, please report to us by using this DMCA report form. Report DMCA


Overview

Download & View Tp 2º Esb 2009 (vacaciones De Invierno) M Gonzalez as PDF for free.

More details

  • Words: 376
  • Pages: 1
Segundo año de la educación secundaria básica Trabajo práctico de Matemática (suspensión de clases por pandemia 2009) Prof. Mariana González 1 Resolver aplicando todas las propiedades que sean posibles.

1)

0 37 + 3 ⋅ 9 + 25 : ( 3 + 2 ) − ( 6 ⋅ 4 + 2 ) =

3

4 + 105 : 5 − 3 64 : ( 3 + 1) + ( 3 ⋅ 2 − 3) = 2

2)

3) – ( - 2 + 8 – 3 ) – ( - 6 +7) + ( -3 + 4 ) =

4) 14 + (-2 – 4) -

5)

6)

(2 ³ · 3 3

36

{

(-1 + 3) – (- 2 + 4)

} +9 =

) · 2 + 6²: 9 =

− 27 · 2³ - 4·2 + 5² + ( 9 − 3 ·2) =

7)

(2 ) : (2 )

8)

( − 3) 4 : ( − 3) 2 + [− 5 ⋅ (3 64 −

2 3



9) − 



3 2

2 − 3 − 8 + 25 + ( − 9 ) =

[( − 3) ] : [( − 3) ]  + ( − 10) 2 5

]

)

49 + ( − 6 ) =

3 2

10



: ( − 10 ) − ( − 4) − 9 = 8

2

2 )Hallar el valor de x y verificar

1) 7 – 3 + 2 – 4 + x = 11 – 5 + 2 2) 8 - ( 2 + 1 – x ) = 10 – 6 3) 3 ( x + 1 ) = 38- 2 4) 8 + ( − 12 − 8 − x ) = −( − 8 + 7 )

5)

− ( − 22 x + 12 ) = 10 x − ( − 11x + 16 )

6)

x 2 + 2 = 6 + ( − 9 ) ⋅ ( − 5)

7)

x = [ ( − 4 ) + ( − 4 ) ] ⋅ ( − 1) + ( − 5)

8) − 2 x = 5 2 − 3 ⋅ 2 3 + ( − 3) 3

Related Documents


More Documents from "Angus Davis"

Pei 2004
May 2020 9
Tp 3ro B Eci
May 2020 14
May 2020 0