El intercepto de la función f ( x ) = 7 − 2 3 − x f\left(x\right)=7-2^{3-x} f ( x ) = 7 − 2 3 − x es:

( 0 , − 1 ) \left(0,-1\right) ( 0 , − 1 )

( 0 , 1 ) \left(0,1\right) ( 0 , 1 )

( 0 , 2 ) \left(0,2\right) ( 0 , 2 )

( 0 , 7 ) \left(0,7\right) ( 0 , 7 )

( 0 , 3 ) \left(0,3\right) ( 0 , 3 )

Ensayo de evaluación de matemática - 11mo grado - II corte

Authored by Jesus Ordeñana

Mathematics

11th Grade

Used 1+ times

Ensayo de evaluación de matemática - 11mo grado - II corte

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19 questions

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

La expresión $\sqrt{\left(-n\right)^6}$ no está definida en los reales.

Verdadero

Falso

MULTIPLE CHOICE QUESTION

1 min • 1 pt

La expresión $\sqrt{a^{-8}}$ no está definida en los reales.

Verdadero

Falso

MULTIPLE CHOICE QUESTION

1 min • 1 pt

$\sqrt{\frac{a^{10}}{a^{-8}}}=a^9$

Verdadero

Falso

MULTIPLE CHOICE QUESTION

1 min • 1 pt

La expresión $\sqrt{\sqrt{\sqrt{a^{16}}}}=a^2$

Verdadero

Falso

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$\sqrt{x\sqrt{x}}=\left(Raíz\ 4\right)\left(x^3\right)$

Verdadero

Falso

MULTIPLE CHOICE QUESTION

1 min • 1 pt

$\left(\sqrt{xy}\right)^6=x^6y^6$

Verdadero

Falso

MULTIPLE CHOICE QUESTION

1 min • 1 pt

La expresión $\sqrt{x^6y^4}=x^3y^2$

Verdadero

Falso

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Al simplificar la expresión $\sqrt{x^2-y^2}=x-y$

Verdadero

Falso

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Al efectuar la expresión $\frac{x^5y^7z}{x^5yz^4}=$

$xy^7z^3$

$x^{10}y^8z^4$

$\frac{y^7}{z^4}$

$\frac{y^6}{z^3}$

Ninguna

10.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La expresión $\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{a^{64}}}}}}=$

$a$

$a^2$

$a^3$

$a^4$

Ninguna

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Ensayo de evaluación de matemática - 11mo grado - II corte

La expresión (−n)6\sqrt{\left(-n\right)^6}(−n)6​ no está definida en los reales.

La expresión a−8\sqrt{a^{-8}}a−8​ no está definida en los reales.

a10a−8=a9\sqrt{\frac{a^{10}}{a^{-8}}}=a^9a−8a10​​=a9

La expresión a16=a2\sqrt{\sqrt{\sqrt{a^{16}}}}=a^2a16​​​=a2

xx=(Raıˊz 4)(x3)\sqrt{x\sqrt{x}}=\left(Raíz\ 4\right)\left(x^3\right)xx​​=(Raıˊz 4)(x3)

(xy)6=x6y6\left(\sqrt{xy}\right)^6=x^6y^6(xy​)6=x6y6

La expresión x6y4=x3y2\sqrt{x^6y^4}=x^3y^2x6y4​=x3y2

Al simplificar la expresión x2−y2=x−y\sqrt{x^2-y^2}=x-yx2−y2​=x−y

Al efectuar la expresión x5y7zx5yz4=\frac{x^5y^7z}{x^5yz^4}=x5yz4x5y7z​=

La expresión a64=\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{a^{64}}}}}}=a64​​​​​=

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La expresión $\sqrt{\left(-n\right)^6}$ no está definida en los reales.

La expresión $\sqrt{a^{-8}}$ no está definida en los reales.

$\sqrt{\frac{a^{10}}{a^{-8}}}=a^9$

La expresión $\sqrt{\sqrt{\sqrt{a^{16}}}}=a^2$

$\sqrt{x\sqrt{x}}=\left(Raíz\ 4\right)\left(x^3\right)$

$\left(\sqrt{xy}\right)^6=x^6y^6$

La expresión $\sqrt{x^6y^4}=x^3y^2$

Al simplificar la expresión $\sqrt{x^2-y^2}=x-y$

Al efectuar la expresión $\frac{x^5y^7z}{x^5yz^4}=$

La expresión $\sqrt{\sqrt{\sqrt{\sqrt{\sqrt{a^{64}}}}}}=$