Cranium Quadratics

Fischer 2013

Directions

Work as a team to solve each problem to demonstrate mastery of concepts learned in Unit 5.

Correct answers will be rewarded 2 points Certain slides will have bonus features. You will have a

choice to wager points (cannot wager more points than you have). Teams will have an allotted time to answer the bonus questions from the topics (Star Performer, Data Head, Word Worm, and Creative Cat)

Which equation could represent the data in table below?

X Y-2 20-1 50 01 5

A. y=5x²+1B. Y=3x²C. Y=-4x+3D. Y=5x²

Given the equation y=x²+C. What is the value of C if the point (-3,14) lies on the parabola?

Hint: plug it in!

Give the equation to represent the axis of symmetry

The equation -2x²+3=Y is reflected over the X axis. What is the new equation?

The equation -2x²-4=Y is reflected over the Y axis. What is the new equation?

Identify the quadratic equations below.

F(x)=x²+x+3

F(x)=x² + 1/x²

F(x)=-5-4x³

F(x)= (x²+ x – 5) / 4x²

Give the equation to represent the graph below

Fill in the blanks…

Give the parent function y= ax²

-if a>0 the graph opens _____-if a<0 the graph opens______-if a=3 the graph gets _______-if a=.5 the graph gets _______

Given the equation f(x)=4(x-4)²-3answer the following:

The vertex is____ The graph opens_____ The graph has a ______ shift of ________

What is the maximum height of the toy rocket given the equation:F(x)=-16t²+64 t +5

The quadratic functionf(x)= 4x²-7=4x has how many solutions?

The product of 2 consecutive integers is 812. What are the integers?

Give the ordered pairs to represent the roots of the equation below

What are the roots of the quadratic function f(X)=(x+3) (x-1)

The area of a triangle is found by using the formula A=.5 bh . IF the base is double the height of the triangle and the total area is 64. What are the dimensions?

How many roots does the function

F(x)=x²-1 have?

Sketch a parabola with the axis of symmetry crossing through X=2