Difference means subtract.
Set up the equation:
K - 8.1 > 24
Solve for k by adding 8.1 to both sides:
K > 32.1
(16/81)^1/2 = the square root of 16/81
Your answer would be 4/9.
The answer is 15.
I created a visual : http://i.imgur.com/GRn7xCB.jpg
Answer:
1,-5
Step-by-step explanation: