Write and simply the polynomial represented by the model? (1 point) 3x to the second power+5x-5x to the second power -4x+5-2

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12