For which pair of points can you use this number line to find the distance?
-2 -1
0
1
2
3
4
5
6
7
8
o (-4,1) and (7,-4)
o (-4,1) and (-4,7)
o (-1,-4) and (-4,7)
o (-4,-1) and (-4,-7)

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

The height above the ground (in feet) of a ball dropped from the top of a 30-foot-tall building after t seconds is given by the polynomial: ? 16t^2+30 what is the height of the ball after 1/2 second?

Acollection of nickels and quarters is worth $2.85. there are 3 more nickels than quarters.how many nickels and quarters are there?