Which point on the number line represents the product (-4)(-2)(-1)? A
B
с
D
+
9
-10 9 8 7 6
-5
4
-2 -1
0
1
2
3
4
5
6
7
8
10
Point A
Point B
Point C
Point D

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

step-by-step explanation:

nope.   happens to me as well.

-aparri

think the answer would beb