Inverse Functions
solve for x
2x-7=11
x=9
Convert to a log
32=9
log3(9)=2
What is the y intercept of the function
y=log4(x)
There is none
You have $350 to invest in Kirkland business. The average monthly return is a gain of around 4.7%.
What is the starting amount?
350
When was the first World Cup held?
1930 in Uruguay
Find the inverse
y=2x+3
y=(x-3)/2
Convert to a Exponential
log2(x)=y
2y = x
What is the x-intercept of the function
y=log3(x)
(1,0)
You have $350 to invest in Kirkland business. The average monthly return is a gain of around 4.7%.
What is the base?
1.047
What country has the most world cup titles
Brazil (5)
find the inverse
y=3x2
y=sqrt(x/3)
Convert to a log
3x=5
log3(5)=x
What is the asymptote of the function
y=log5(x)
x = 0 (y-axis)
You have $350 to invest in Kirkland business. The average monthly return is a gain of around 4.7%.
Write an equation to represent scenario
y=350(1.047x)
By US law, exit signs must be one of which two colors?
green or red
find the inverse
y=x3-4
y=cuberoot(x+4)
Combine the logs
log3(120)-log3(3)
log3(120/3)
=
log3(40)
Describe the transformation of the function
y=log2(x)+3
Up by 3
You have $350 to invest in Kirkland business. The average monthly return is a gain of around 4.7%.
How much money do you have after 5 months?
$440.35 after 5 months
How many pounds are in a ton?
2,000
y=3x+5
log3(x-5) = y
Expand the log (many possible answers)
log(70)
log(7) + log(10)
log(700) - log(10)
log(140) - log(2)
log(70) + log(1)
Describe the transformation of the function
y=log2(x+4)-2
Left by 4 and down by 2
You have $350 to invest in Kirkland business. The average monthly return is a gain of around 4.7%.
When do you have $1,000?
After about 22 to 23 months
How many slices of pizza does America eat per second?
350-400