An equation and the first step in its solution are shown: Equation: x2 + 8x - 9 = 0

1 answer:

3 0

Answer- A-16

Because when doing completing the square, you divide the coefficient of x by 2, which is 4, and the square it which is 16

You might be interested in

Butoxors [25]

Probably converting bases or the only one

3 0

3 years ago

Snezhnost [94]

Answer:

I think is the 3rd one but I am not sure

6 0

3 years ago

kogti [31]

You will need 22.5 bottles of juice

3 0

3 years ago

hodyreva [135]

ON/MN=NP/NQ
ON/12=15/20
ON=(12*15)/20
ON=9

7 0

3 years ago

kupik [55]

Answer:

Step-by-step explanation:

2k = 18

divide by 2 on both sides

k = 9

6 0

3 years ago