Remember property of exponents

add exponents of same base
ok so
50,000 is 5 times 10^4
so
50000 times 10^15=
5 times 10^4 times 10^15=
5 times

=
5 times 10^19
Answer: 1. 4, 2. 2,
Step-by-step explanation: The small tire would make about 4 rotation, the big tire wold make about 2 rotations
Hope this helps :)
(5,5) - (1,5) = (4,5) is the answer
What is the question that is being asked?
Function 1 has a rate of change of 2 and the second function has a rate of change of 4 therefore the second function has a greater rate of change