What is the positive solution to x^2−4x−21=0?
Type in the number only:
Solution:
Correct?
7
Yes
7 is incorrect
The positive solution to x^2 - 4x - 21 = 0 is:
x = 7.123
This answer is approximately rounded to 3 decimal places.
Type in the number only:
Solution:
Correct?
Yes
x = 7.123
This answer is approximately rounded to 3 decimal places.