The graph below describes the journey of a train between two cities. 1201
a) Work out the
acceleration, in km/h?,
in the first 15 mins.
100
80
b) Work out the distance
between the two cities. 60
Velocity (in km/h)
40
c) Work out the average
speed of the train during 20
the journey
0
gam
11am
10am
Time

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation:

the formula of a slope:

we have the points (-2, 7) and (2, 3). substitute: