Exponential Functions
The piece of information that tells us the equation y = 3(1.67)x shows growth.
What is the growth factor is greater than 1?
3(2x - 9)
What is 6x - 27?
The description of the transformation for the equation y = x2 + 3
What is up 3 units?
The concavity of the equation y = -x2 + 3x - 4.
What is down?
The vertex of the quadratic y = (x - 3)2 + 4.
What is (3, 4)?
The number of bacteria if a population starts with 50 and it triples every hour for 8 hours.
What is 328,050?
(2x + 4)(3x - 1)
What is... 6x2 + 10x - 4
The description of the transformation for the equation y = x2 - 2
What is down 2 units?
The y-intercept of the equation y = x2 + 4.
What is y = 4 or (0,4)?
The vertex of the quadratic y = (x + 6)2
What is (-6, 0)?
The value of a computer after 2 years that cost $2000 and depreciates 3% every year.
What is... $1881.80?
(x + 3)(x - 3)
What is x2 - 9 ?
The description of the transformation for the equation y = (x - 5)2
What is right 5 units?
The y-intercept of the equation y = 5x2 - 10x - 19.
What is y = -19 or (0, -19)?
The vertex of the quadratic y = x2
What is (0,0)?
The value of a car whose initial value is $28,000 and loses 1/5 of its value each year for 4 years. Round to the nearest whole dollar.
What is $11,469?
(3x - 5)2
What is 9x2 - 30x + 25 ?
The description of the transformation for the equation y = - (x + 2)2 - 8
What is 2 units left and 8 units down and reflected over the x axis?
The x-intercepts of the equation y = (x - 3)(x + 7).
What are x = 3 and -7 or (3,0) and (-7,0)?
The value at the end of a one year investment: $4000 invested at 8% compounded quarterly. Round to the nearest whole dollar.
What is $4,330?
3(2x + 1)2
What is 12x2 + 12x + 3 ?
The new vertex of a parabola whose equation is y = (x + 3)2 + 2 after it has been moved left 3 and down 10.
What is ( - 6, - 8)?
The equation that has a larger x-coordinate for the vertex.
f(x) = x2 + 2x - 3
or
g(x) that has points (3,2) (4,-5) and (5,2)
What is g(x)?
[f(x) has a vertex at (-1, -4) while g(x) is at (4, -5).]