No, they forgot to switch variable labels after solving for the independent variable...
y=-8x+4
y-4=-8x
(y-4)/-8=x
Now that you have solved for the independent variable x, you switch the variable labels...
y=(x-4)/-8
f^-1(x)=(x-4)/-8 which should really be rewritten as:
f^-1(x)=(4-x)/8 :P
Answer:
can you write this on paper and send me? i have feeling ik this but i don't understand what u need
The ages, in years, of children at a birthday party, are 4, 7, 8, 2, 9, 6, 5, 5, 9, 7, 8. What is the median age?
sveticcg [70]
Answer:
The median age is 7.
Step-by-step explanation:
2, 4, 5, 5, 6, <u>7</u>, 7, 8, 8, 9, 9,
First you put the numbers in the right numerical order. Then you find the the middle/central number out of all the numbers in the numerical data set in order to find the median.
Hope you found this helpful! :)
Answer is 1
Step-by-step explanation:
Answer:
40
Step-by-step explanation:
15/6 = x/16 6x=240 divide 240 by 6 to get 40
