Step-by-step explanation:
The given quadratic equation is :

The formula to solve a quadratic equation is :

Put a = 13, b = 10 and c = 1
So,

Hence, this is the required solution.
If the radius is 7 and 3/4, then the answer is 48.6947
c=2pie•r
plug in 7 and 3/4 for r and get 48.6947
Answer:
Some the disease that Natterson-Horowitz sees in both human and animal patients are congestive heart failure, brain tumors, leukemia, diabetes, arthritis and breast cancer.
Step-by-step explanation:
Answer: 0.0011, 0.0012, 0.0013, 0.0014 and so on
Step-by-step explanation:
Just figure out the numbers that could keep on going until you reach 0.002