The Quadratic Formula
What is the quadratic formula
x=(-b+- sqrt(b^2-4ac))/(2a)
What is the value of blank here?
x^2+26x+____
169
What is the difference between the exponential growth and decay formula?
The plus and the minus in between 1 and r
What is the following transformation?
f(x)=x^2+2
Up 2
What score do you need on the state test to graduate?
684
What is the first step for solving this by using the quadratic formula?
x^2+3x=7
What is the value of blank here?
x^2-19x+___
90.25
What is the rate for the following exponential function?
f(x)=400(1-0.24)^t
24%
What is the following transformation?
f(x)= -x^2-4
Flip x axis
down 4
How many aleks topics do we have for this quarter?
55
Solve by using the quadratic formula
x^2+5x+6=0
x=2 and x=3
What is the magic number for this problem?
x^2+6x-16=0
3
Is this a growth or decay problem?
y=5575(0.65)^t
Decay
What is the following transformation?
f(x)= 3(x+5)^2
compression of 3
left 5
What is the square root of 16
plus/minus 4
Solve by using the Quadratic Formula
2x^2-17x+8=0
x=8 and x=1/2
Solve by completing the square.
x^2-11x+3=5
-0.2 and 11.2
Does this function represent growth or decay? What is the rate of growth or decay?
y=452(1.35)^t
Growth of 35%
What is the following transformation
f(x)= -4 + 1/2x^2
stretch of 1/2
down 4
What is
(5x)^0
1
Solve by using the Quadratic Formula
x^2-9x=-19
x=5.6 and x=3.4
Solve by completing the square.
x^2+4x+27=5
No real solutions
The yearly profits of a company is $25,000. The value of stocks decrease by 10% each year. What is the value going to be in 5 years?
$14,762
What is the following transformation?
f(x)= -1/3(x-2)^2+4
flip x axis
stretch of 1/3
right 2
up 4
What is Ms. Falenckis favorite fast food place?
Burger King