Answer:
n = 5
Step-by-step explanation:
Given
= ( cross- multiply )
18n = 90 ( divide both sides by 18 )
0.054, 0.405, 0.45, 0.54
Answer: 1/2
aₙ = 7n +29
22 ; 15 ; 8; 1;........aₙ
aₙ = -7n +29