Please hurry.
Use the method of completing the square.
2x2+2x+1=0

Answer

x=-5/2

Step-by-step explanation:

2×2+2x+1=0

4+2x+1=0(2×2=4)

4+1+2x=0

5+2x=0

2x=-5

x=-5/2

b

step-by-step explanation:

the total is 23.97. 0.25% is off so you have to subtracting 25% from 100% and you will get 75% if you convert it to decimal you will get 0.75. you have to find the original because the formula is % times original = total.so you have the total and the % so you just have to plug it in.

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