X²+bx=c
x=[-b+√(b²+4c)]/2
2x(x+5)=4
2x²+10x=4
x²+5x=2
x=[-5+√(5²+4*4)]/2
if b=-1/2 and c=-9/2
x= {1/2+√[(1/2)²+4*(-9/2)]}/2
It is most likely the mean. Because the mean is the center of the data
Answer:
$2.17
Step-by-step explanation:
Our result when dividing 26 by 12 becomes 2.166666......
This is a problem,
Luckily, the question asks us to round to the nearest penny, or hundredths, for calculation's sake.
This brings our answer to 2 dollars and 17 cents
