Question

(Maximum mark: 8)
The bench press world record weight, W, in kilograms, is modelled by the function
W(t)
M M
1 + Ce-0.04
where t is the number of years that have passed since 1953.
The first bench press world record of 227.27 kg was set in 1953. According to bench press
experts, the record weight will eventually reach a limit of 350 kg.
[3]
(a) (i) Write down the value of M.
(ii) Find the value of C, giving your answer correct to 2 decimal places.
(b) The current unbeaten bench press world record weight is 337 kg. Find the year in which
this record was set.
[2]
13
(c) A young and promising powerlifter claims that he is going to break any bench press
world record performed until 2025. Find the weight that he has to bench press in 2025
to set a new bench press world record according to the model.​

Answer 1

Answer:

The half of the time will go on reading only lol