EVALUACIÓN INICIAL MATEMÁTICAS II BACHILLERATO

EVALUACIÓN INICIAL MATEMÁTICAS II BACHILLERATO

12th Grade

16 Qs

quiz-placeholder

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EVALUACIÓN INICIAL MATEMÁTICAS II BACHILLERATO

EVALUACIÓN INICIAL MATEMÁTICAS II BACHILLERATO

Assessment

Quiz

Mathematics

12th Grade

Hard

Created by

Jesús Ayuso Alía

Used 32+ times

FREE Resource

16 questions

Show all answers

1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

El valor de x en las expresiones log3 x = −2 y log2 32 = x es, respectivamente:

1/9 y 5

-3 y 2

1/9 y 30

1/3 y 4

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Las raíces del polinomio P(x) = x5 + 5x4 + 4x3 − 4x2 + 3x − 9 son:

x = −1, x = 1 (doble), x = 3 (doble)

x = −1 (doble), x = 1 (doble), x = 3

x = − 1, x = 1, x = − 3 (doble)

x = 1, x = − 3 (doble)

3.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

El conjunto de soluciones de la inecuación: x2 + 2x > 0 es:

x < 0

x ∈(−∞, − 2) ∪ (0, + ∞)

x ∈(−∞, 0) ∪ (2, + ∞)

x > 0

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Las soluciones de la ecuación 4x − 7 · 2x = 8 son:

x = 1, x = 8

x = −1, x = 8

x = 0, x = 3

x = 3

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

  \   El resultado del cociente (2 − 4i)/(1+ 3i)
es:

2 −(4/3)i

2 − i

−1 − i

 (3+4i2)10\frac{\left(-3+4i^2\right)}{10}  

6.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Las cantidades (entre 0º y 360º) de la ecuación 2cos(3x) = 1 son:

60°, 120°, 240° y 300°

100°, 130°, 160° y 190°

20°, 150°, 210°, 330° y 340°

20°, 100°, 140°, 220°, 260° y 340°

7.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

El lado de un pentágono regular inscrito en una circunferencia de radio 5 cm mide aproximadamente:

5,24 m

5,62 m

5,88 m

5,96 m

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