Solve the problem.At a track meet, Russell ran the first heat of the 100-yd dash in 15.5 sec, Sergy in 15.8 sec, and Omar in 16.2 sec. In the second heat, they got 15.3 sec, 15.4 sec, and 15.7 sec. Write a 3 x 1 matrix giving the changes in times. If the changes repeat, who will win?
A.
[0.2 0.4 0.5], Sergy
B.
[-0.2 -0.4 -0.5], Russell
C. 
, Omar
D. 
, Sergy
Answer: D
Mathematics
You might also like to view...
Determine if the given number is a solution to the given equation. Answer yes or no.Is 11 a solution to p - 6 = 5 ?
A. yes B. no
Mathematics
Answer the question according to what the textbook states.Which of these is the most important general tip for success in a mathematics course?
A. Do your homework B. Organize your class materials C. Don't be afraid to ask questions D. Check your work
Mathematics
Does the pair of triangles appear to be similar? Write similar or not similar.
A. Similar B. Not similar
Mathematics
Divide and, if possible, simplify. Assume all variables represent positive real numbers.
A. 2mn
B. 
C. 4
D. 2
Mathematics