the graph shows the proportion relationship between the side lengths of a square and it perimeter. Which equation shows the same relationship between the side lengths and the perimeter of the square

What is the vertex form of f(x) = x2 + 6x + 3

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap