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ECO SAB 08.02

Authored by Jamil Victor Escudero Tarazona

Professional Development

Professional Development

Used 1+ times

ECO SAB 08.02
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6 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Si:

a + b = 3

ab = 2; hallar: a2 + b2

A)    5

B)   9

C) 3

D)   10

E)   6

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calcular: (x + y)2 – (x – y)2

A)    0

B)   4xy

C)   28x

D)   49xy

E)   98xy

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

De la figura calcular “x” si AB = BC.

A)  40°

B)  32°

C)  36°

D)  35°

E)  42°

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

De la figura  calcular “ X”.

A)  10°

B)  15°

C)  12°

D)  16°

E)  18°

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

En un salón hay 13 carpetas bipersonales. ¿Cuántos alumnos como máximo podrían sentarse en ese salón?

A)    28

B)   32

C)   26

D)   24

E)   28

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Una docena de cuadernos cuesta S/.36. ¿Cuánto costarán 7 docenas?

A)    S/.252

B)    S/.162

C)    S/.232

D)    S/.185

E)     S/.129

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