The graph of the function f(x)=-|5x| is translated 3 units up

Which shows the correct substitution of the values a,b and c from the equation 1=-2x+3x^2+1

If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?