The function below shows the relationship between the length of each side of a cube (y) and the volume of the cube (x+2). graph of y equals square root of the whole of x plus 2 which graph best shows the function? graph of y equals square root of the whole of x minus 2 graph of y equals cube root of the whole of x minus 2 graph of y equals square root of the whole of x plus 2 graph of y equals cube root of the whole of x plus 2