Which change to the mapping would make the relation a function?
Input
Output
- 5
6
2
-4
3
1
А.) Change-5-6 to -5--9.
B.) Change 3-6 to 3 →-7.
C.) Remove-5-6.
D.) Remove 3 →-6.

since the airplane is moving with constant speed then the distance travelled can be calculated by x=u*t

in km/h would be:

x=640*3.5=2.240 km

in m/s would be:

u=640 km/h= 640.000 m/h =640.000/ 3600 m/s =177.8 m/s

t= 3.5 h= 3.5 * 3600 s=12.600 s

then x=u*t= 177.8*12.600= 2.240.280 m

$35.59 in pounds

step-by-step explanation: