How many times greater is the value of the 4 in 900,400 than the value of the 4 in 900,040 please help me faster!

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

What is the range? can’t seem to find it out

Which is f(5) for the function –2x2 + 2x - 3?