Answer:
a, d, e, g
I don't know if it's right :(
this was last year for me :(
Answer:
144, 36, 9, 2 
Step-by-step explanation:
The recursive formula allows us to find a term in a sequence from the previous term.
Given
= 
Given the fourth term we require to work back to the third term , second and so on. Rearrange the formula to give
Multiply both sides by 4, then
= 4
Given a₄ = 2
, then
a₃ = 4 × a₄ = 4 × 2
= 9
a₂ = 4 × a₃ = 4 × 9 = 36
a₁ = 4 × a₂ = 4 × 36 = 144
Answer:rrrrrrrrrrrrrrrrrrrrrr
Step-by-step explanation:
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I'm going to take a guess and say 60, and the reason I say 60 is because I just thought 180 / 60 LOL
60 grades in 10 minutes
So 6 grades in 1 minutes
11:00 to 11:40=40 minutes
So 6×40=240 grades in 40 minutes