reaperqueen21
21.05.2020 •
Mathematics
Solve the quadratic equation by completing the square
0 = x2 - 6x + 4
-4 = x² - 6x
- 4 + 9 = (x2 - 6x + 9)
5=(x-3)2
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Ответ:
5
Step-by-step explanation:
Use the Pythagorean Theorem
C^2=a^2 + b^2
c^2= 3^2 + 4^2
c^2= 9+16
c^2= 25
The take the square root
c= √25
c = 5