Answer:
a₁₁ = -3/2
Step-by-step explanation:
3.5; 3 ; 2.5; 2 ; 1.5..............aₙ
aₙ = -n/2 + 4
a₁₁ = (-0.5)(11) + 4
-20,476
16.8
Answer: 2x and y= 4+
x = 2 times 2 and so on....
y = 4 plus 4 plus 4 etc....