Find the value or values of the Y in the quadratic equation y squared + 4 y + 4 equals 7
1 answer:
Y² + 4y + 4 = 7
- 7 - 7
y² + 4y - 3 = 0
y = -(4) ± √((4)² - 4(1)(-3))
2(1)
y = -4 ± √(16 + 12)
2
y = -4 ± √(28)
2
y = -4 ± 2√(7)
2
y = -2 ± √(7)
y = -2 + √(7) U y = -2 - √(7)
You might be interested in
Answer: (14/2)-5=2
Step-by-step explanation:
1st one is 512L
2nd one is 125mL
let me know if im wrong
The probability of rolling that is 2/6 I think
Answer:
step by step explanation
Quadrant 4
Hope this helps!