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PRUEBA DE DIAGNOSTICO

Authored by LUCIA PINGUIL

Mathematics

12th Grade

Used 288+ times

PRUEBA DE DIAGNOSTICO
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5 questions

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1.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

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SIMPLIFICAR:

CxyC^{x-y}

CxyC^{xy}

Cx+yC^{x+y}

CxyC\frac{x}{y}

2.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Hallar doceavo termino de la progresion aritmetica siguiente: 20,17,14,...

a) -10

b) 10

c) -13

d) 13

3.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Que función representa a la suma de n números de una progresión geométrica

an=a1+(n1)da_n=a_1+\left(n-1\right)d

Sn=n2(a1+an)S_n=\frac{n}{2}\left(a_1+a_n\right)

an=a1(n+1)da_n=a_1-\left(n+1\right)d

Sn=n2(a1+an)S_n=\frac{n}{2}\left(a_1+a_n\right)

4.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

Observe la grafica y seleccione la que corresponda a la siguiente función.   y=3cosxy=-3\cos x   

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5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

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Dada la siguiente función y su grafica determine: Dominio y rango.  


 y=3sen2xy=3sen2x  




 Dom(0,1)    Rec(3,3)Dom\left(0,1\right)\ \ \ \ Rec\left(-3,3\right)  

 Dom(,+)    Rec(3,3)Dom\left(-\infty,+\infty\right)\ \ \ \ Rec\left(-3,3\right)  

 Dom(0,+)  Rec(1,0)Dom\left(0,+\infty\right)\ \ Rec\left(-1,0\right)  

 Dom(,1)    Rec(1,0)Dom\left(-\infty,1\right)\ \ \ \ Rec\left(1,0\right)  

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