Solve x^2 - 8x = 3 by completing the square. Which is the solution set of the equation?
2 answers:
Answer:
A
Step-by-step explanation:
Given
x² - 8x = 3
To complete the square
add (half the coefficient of the x- term)² to both sides
x² + 2(- 4)x + 16 = 3 + 16
(x - 4)² = 19 ( take the square root of both sides )
x - 4 = ± 
( add 4 to both sides )
x = 4 ±
Solution set is (4 - , 4 + )
1st one
Step-by-step explanation:
I have answered ur question
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