A^2 + b^2 = c^2 a=4 b= 6
4^2 + 6^2 =52
square root that:
c=2 square root 13 exactly or 7.2 approximately <span />
-x^2 - 2x - 5=0
-(x^2 + 2x + 1) -4=0
(x +1)^2= -4
=> Impossible. There is no x
15 is 3,5 and 5 is just 1 and 3 is 1
Solution
- The solution steps are given below:

Final Answer
y = 13.14%
The screenshots of the solution are: