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Quadratics Quiz 2/26

Authored by Addie Dills

Mathematics

9th - 10th Grade

Used 2+ times

Quadratics Quiz 2/26
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convert the equation from vertex form to standard form.

Convierta la ecuación de la forma de vértice a la forma estándar.

 y=5(x+2)210y=-5\left(x+2\right)^2-10  

 y=25x2+100x+90y=25x^2+100x+90  

 y=5x24x10y=-5x^2-4x-10  

 y=5x220x30y=-5x^2-20x-30  

 y=25x210x30y=25x^2-10x-30  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Convert the equation from vertex form to standard form.



Convierta la ecuación de la forma de vértice a la forma estándar.
 y=4(x+2)28y=4\left(x+2\right)^2-8  

 y=4x2+16x+8y=4x^2+16x+8  

 y=16x2+64x8y=16x^2+64x-8  

 y=4x2+16x+16y=4x^2+16x+16  

 y=16x2+256x+8y=16x^2+256x+8  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Convert the equation from vertex form to standard form.

Convierta la ecuación de la forma de vértice a la forma estándar.

A

B

C

D

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x2+12x2f\left(x\right)=x^2+12x-2  

Which of the following shows the above equation written in vertex form?



¿Cuál de las siguientes opciones muestra la ecuación anterior escrita en forma de vértice?


 f(x)=(x+6)2+142f\left(x\right)=\left(x+6\right)^2+142  

 f(x)=(x+6)238f\left(x\right)=\left(x+6\right)^2-38  

 f(x)=(x+6)234f\left(x\right)=\left(x+6\right)^2-34  

 f(x)=(x+6)2+34f\left(x\right)=\left(x+6\right)^2+34  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x28x+1f\left(x\right)=x^2-8x+1  


Which of the following shows the above equation written in vertex form?

¿Cuál de las siguientes opciones muestra la ecuación anterior escrita en forma de vértice?

 f(x)=(x4)2+17f\left(x\right)=\left(x-4\right)^2+17  

 f(x)=(x4)2+65f\left(x\right)=\left(x-4\right)^2+65  

 f(x)=(x4)215f\left(x\right)=\left(x-4\right)^2-15  

 f(x)=(x4)217f\left(x\right)=\left(x-4\right)^2-17  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the "formula" for finding the axis of symmetry/h value?

¿Cuál es la "fórmula" para encontrar el eje de simetría/valor h?

y=ax2+bx+cy=ax^2+bx+c

y=mx+b

x=b±b24ac2ax=-b\pm\frac{\sqrt{b^2-4ac}}{2a}

x=b2ax=\frac{-b}{2a}

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 y=x28x+15y=x^2-8x+15  

Find the axis of symmetry for:
Encuentre el eje de simetría para:

  

x=4

y=-4

x=-4

y=4

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