VOCABULARY
What is the shape of the graph of a quadratic?
¿Cuál es la forma del gráfico de una función cuadrática?
U-Shaped
What is the name of the latest unit we have been studying in Algebra 1?
¿Cuál es el nombre de la última unidad que hemos estado estudiando en Álgebra 1?
Quadratics
2x^2 + 16x - 1 has a vertex at:
What is (-4,-33)?
Solve: x^2 - 4x - 21
What are -3 and 7?
A parabola will look like this if it is negative./Una parábola se verá así si es negativo.
What is open downwards with the vertex as a maximum?
The u-shaped graph shown by a quadratic.
El gráfico en forma de U que representa una función cuadrática.
parabola
What is a passing grade for the Regents?
¿Cuál es la calificación aprobatoria para los exámenes Regents?
65
4x^2 + 7 has its vertex at this point
What is (0,7)?
These are the solutions to the equation x^2 - 25 = 0.
What are -5 and 5?
As part of a publicity stunt, a TV host drops a watermelon from the top of a tall building. The height of the watermelon is given by the function h(t)=850−16t^2./Como parte de un truco publicitario, un presentador de televisión deja caer una sandía desde la cima de un edificio alto. La altura de la sandía viene dada por la función h(t) = 850 − 16t².
Find h(4). Explain what this value means in this situation.
In 4 seconds the watermelon was at 594 feet
The lowest or highest point on a parabola.
El punto más bajo o más alto de una parábola.
What is the VERTEX, minimum, maximum?
How old is Mr. Kushner?
¿Cuántos años tiene el Sr. Kushner?
59
The vertex of y = x^2 is this ordered pair.
What is (0,0)?
Solve: x^2 + 8x + 16 = 0.
What is -4?
As part of a publicity stunt, a TV host drops a watermelon from the top of a tall building. The height of the watermelon is given by the function h(t)=850−16t^2./Como parte de un truco publicitario, un presentador de televisión deja caer una sandía desde la cima de un edificio alto. La altura de la sandía viene dada por la función h(t) = 850 − 16t².
Find h(0). What does this value tell us about the situation?
At 0 seconds the watermelon was at 850 feet
what form is this written in (x+5) (x-8)?
¿En qué forma está escrito esto?
factored form
What two countries is Ms. S. from?
¿De qué dos países es la Sra. S.?
El Salvador and Greece
This point is the vertex of y= -3x^2 + 18x - 13.
What is (3,14)?
Solve: 2x^2 + 4x - 6 = 0
What are 1 and -3?
As part of a publicity stunt, a TV host drops a watermelon from the top of a tall building. The height of the watermelon is given by the function h(t)=850−16t^2./Como parte de un truco publicitario, un presentador de televisión deja caer una sandía desde la cima de un edificio alto. La altura de la sandía viene dada por la función h(t) = 850 − 16t².
Is the watermelon still in the air 8 seconds after it is dropped? Explain how you know./¿Sigue la sandía en el aire 8 segundos después de haber sido soltada? Explica cómo lo sabes.
no
In what form is this written in ax^2 + bx + c = 0 ?
¿En qué forma está escrito esto?
standard form
What are at least 3 types of functions we have studied this far?
¿Cuáles son al menos tres tipos de funciones que hemos estudiado hasta ahora?
linear, exponential, quadratic
y = -4x^2 + 3 has a vertex at:
What is (0,3)?
Solve: x^2 + 4x = 0
What are -4 and 0?
Determine the roots by graphing: y = 2x^2 - 12x + 16
What are 2 and 4?