2b^3 -5 b^2 +b+2. R 9/ b-4
Use synthetic division
Answer: (d)- 1.76 kg
Step-by-step explanation:
Given
The first laptop mass was 11 kg
The rate of mass decreases by 4.7% per year
In 1982, it was

In 1983, it was

In 2019 i.e. after 38 years, it is

I could be wrong, but I'm going to go with equal to.
Togeher they have 9 + 6 = 15 apples.