Examen de Matemática 9no

Authored by Flor Garcia

Mathematics

1st Grade

Used 5+ times

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OPEN ENDED QUESTION

1 min • Ungraded

Nombres y Apellidos completos:

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MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Resuelva las siguientes ecuaciones de primer y segundo grado:

a) 2x-8=4

$x=-6$

$x=6$

$x=12$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

$\ \frac{x}{5}-6=9$

$x=75$

$x=3$

$x=-75$

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

$x+2=8$

$x=-6$

$x=10$

$x=6$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

$5x^2-75=0$

$x=\pm\sqrt{15}$

$x=\pm15$

$x=-15$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

$x^2-64=0$

$x=\pm\sqrt{8}$

$x=\pm8$

$x=-8$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

$\left(x+1\right)^2=4$

$x=1\ \ \ \ \ \ \ \ \ \ \ \ \ x=-3$

$x=-1\ \ \ \ \ \ \ x=3$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve la ecuación de segundo grado utilizando completación de cuadrados: $x^2-8x+15=0$

$x=-3\ \ \ \ \ \ \ \ \ \ \ x=5$

$x=3\ \ \ \ \ \ x=5$

$x=3\ \ \ \ \ \ \ \ \ \ x=-5$

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

$3x^2-9x-30=0$

$x=2\ \ \ \ \ \ \ \ \ x=-5$

$x=2\ \ \ \ \ \ \ \ \ x=5$

$x=-2\ \ \ \ \ \ \ \ \ \ x=5$

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Examen de Matemática 9no

Nombres y Apellidos completos:

Resuelva las siguientes ecuaciones de primer y segundo grado:a) 2x-8=4

x5−6=9\ \frac{x}{5}-6=9 5x​−6=9

x+2=8x+2=8x+2=8

5x2−75=05x^2-75=05x2−75=0

x2−64=0x^2-64=0x2−64=0

(x+1)2=4\left(x+1\right)^2=4(x+1)2=4

Resuelve la ecuación de segundo grado utilizando completación de cuadrados:x2−8x+15=0x^2-8x+15=0x2−8x+15=0 ﻿

Resuelve la siguiente ecuación utilizando la formula general:3x2−9x−30=03x^2-9x-30=03x2−9x−30=0 ﻿

Trace la gráfica de la función y=3x+2 Nota: Deberá enviar foto de este ejercicio al numero 85694584.

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Resuelva las siguientes ecuaciones de primer y segundo grado:

a) 2x-8=4

$\ \frac{x}{5}-6=9$

$x+2=8$

$5x^2-75=0$

$x^2-64=0$

$\left(x+1\right)^2=4$

Resuelve la ecuación de segundo grado utilizando completación de cuadrados: $x^2-8x+15=0$

$3x^2-9x-30=0$

Trace la gráfica de la función y=3x+2

Nota: Deberá enviar foto de este ejercicio al numero 85694584.