Find the value or values of y in the quadratic equation y2 + 4y + 4 = 7
2 answers:
Hello,
y²+4y+4=7
==>(y+2)²-7=0
==>(y+2-√7)(y+2+√7)=0
==>y=-2+√7 or y=-2-√7
Hey man this is how i did it. I think it's right. Not sure
y²+4y+4=7
Then (y+2)²-7=0
Separate (y+2-√7)(y+2+√7)=0
Simplify y=-2+√7 or y=-2-√7
You might be interested in
7 times 9 times 3 is the answer
Answer:
12345
Step-by-step explanation:
so you add and then you got it
Answer:
3x−y=5;x+2y=4
x=2 and y=1
Step-by-step explanation:
Answer: B) James Madison
Step-by-step explanation: