2 years ago

The data in the table shows a sinusoidal relationship between the number of seconds an object has been moving and its velocity

Mathematics

2 answers:

blsea [12.9K]2 years ago

6 0

Answer:

the answers are 8, 20, and 12

umka2103 [35]2 years ago

5 0

Answer:

Step-by-step explanation:

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Are the two expressions equivalent when x = 5? 24x + 18 and 6 (4x + 2)

patriot [66]

Answer:

Nope-

Step-by-step explanation:

24x + 18 = 138

6 (4x + 2) = 132

3 0

2 years ago

Two Trains left a station at the same time. One traveled north at a certain speed and the other traveled south at twice that spe

sashaice [31]

Let s = northbound train
Then
2s = southbound train
:
Distance = time * speed
4s + 4(2s) = 600
:
4s + 8s = 600
:
12s = 600
:
s = 600/12
:
s = 50 mph is the northbound train
Then
2(50) = 100 mph is the southbound train
:
:
Check:
4(50) + 4(100) = 600

3 0

3 years ago

Read 2 more answers

Al washed a car in 6 minutes. Fred washes the same car in 8 min. How long dies it take Al and Fred to wash the car together?

Roman55 [17]

$In\ 1min\ Al\ wash\ \frac{1}{6}\ car.\\In\ 1min\ Fred\ wash\ \frac{1}{8}\ car\\\\Together\ in\ 1min:\frac{1}{6}+\frac{1}{8}=\frac{4}{24}+\frac{3}{24}=\frac{7}{24}\ car\\\\Answer:Al\ and\ Fred\ wash\ the\ car\ in\ \frac{24}{7}min=3\frac{3}{7}min\approx3.5min$