12m
step-by-step explanation:
square root means have of a number so have of 3 is 1.5 then multiply it by 8 and you get your answer!
45
the graph in the attached figure
we have
using a graphing tool
the roots are ( x-intercepts) x=-0.5,x=1,x=3
the y-intercept is the point (0,3)
1st part is 64,000,000
2nd part 500,000