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2488518
EVALUACIÓN UNIDAD 4
Quiz by
ISAAC DAVID DIAZ OROZCO
, updated more than 1 year ago
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Created by
ISAAC DAVID DIAZ OROZCO
about 6 years ago
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Description
Quiz on EVALUACIÓN UNIDAD 4, created by ISAAC DAVID DIAZ OROZCO on 04/13/2015.
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Resource summary
Question 1
Question
¿Cuál es la solución de la ecuación senx=1?
Answer
X = 60°
X = 90°
X = 30°
X = 45°
Question 2
Question
¿Cuál de los siguientes respuestas NO pertenece a los resultado de la ecuación cosx = 1/2?
Answer
x = 60º
X = 300º
X = -60º
X = 80º
Question 3
Question
¿Qué podemos inferir de la ecuación cosx = 2?
Answer
Que tiene solución y es x = 30º
que su gráfica no tiene ceros porque se traslada hacia arriba dos veces
Que no tiene solución porque el rango de la función coseno es (-1,1)
Que no tiene solución porque el dominio de la función coseno es (-1,1)
Question 4
Question
Al simplificar la ecuación cotx.secx, obtenemos que es:
Answer
cscx
secx
senx.cosx
ninguna
Question 5
Question
Al simplificar la expresión cosx(secx - cosx) el resultado es la expresión.
Answer
cosx - 1
sen2x
senx + senx
senx - cosx
Question 6
Question
El resultado de simplificar la expresión sen2x + sen2x.cot2x, mediante el uso de la factorización e identidades es:
Answer
senx
cosx
cot2x
1
Question 7
Question
(1 - senx)(1 + senx) = cos2x
Answer
True
False
Question 8
Question
tan2x.cos2x + cos2x - sen2x = cos2x
Answer
True
False
Question 9
Question
¿Cuáles son los resultados de resolver la ecuación cos2(x) - 3sen2(x) = 0
Answer
x = -30°, x = 30°, x = 150° y x = -150°
x = 10°, x = 20°, x = 90°
x = 90° y x = -90°
x = -60°, x = 60°, x = 120° y x = -120°
Question 10
Question
¿Cuál de las siguientes opciones NO pertenece a las soluciones de la ecuación 2*tan(x) - 3*cot(x) - 1 = 0
Answer
X = 135°
X = 56,31°
X = - 45°
X = 200°
Question 11
Question
Verificar la identidad y concluir si es falso o verdadero
Image:
ab529fe6-4152-4790-934e-aaf24be182a0 (image/png)
Answer
True
False
Question 12
Question
Verificar la identidad y concluir si es falso o verdadero
Image:
510cc139-02e1-4a11-b4ec-d4ea5992e46a (image/png)
Answer
True
False
Question 13
Question
Verificar la identidad y concluir si es falso o verdadero
Image:
9a4c8e0c-7632-497f-a78b-2fdd1fd683be (image/png)
Answer
True
False
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