Answer:
4th option
Step-by-step explanation:
x² - 2x - 3 = 0 ( add 3 to both sides )
x² - 2x = 3
using the method of completing the square
add ( half the coefficient of the x- term )² to both sides
x² + 2(- 1)x + 1 = 3 + 1
(x - 1)² = 4
I got 11,304. I don't know if that's right or if it's wrong. Let me check again
Answer:
2.14 X 10(power4)
Step-by-step explanation:
Answer:
Below
Step-by-step explanation:
Population: 10,000
Sample: 250
