Step-by-step explanation: The standard formula for geometric sequence is an = a1 * r^(n-1) where r is the geometric factor and n is an integer. In this problem, upon substitution, an = 4*2^(n-1).
Answer:
Step-by-step explanation:
Answer:
4.75 hours.
Step-by-step explanation:
We have been given that Kathleen worked for 4 hours and 45 minutes.
We will convert 45 minutes to hours by dividing 45 by 60 as one hour has 60 minutes.




Therefore, she should write 4.75 hours on her time card.
Answer:
Step-by-step explanation:
Given

ball is dropped from a height of 
therefore 

Time taken to fall half the distance to the ground level i.e. 

arranging we get



(b)Time taken to fall
i.e. h=0




Answer: It would be Point B
Step-by-step explanation: