Which formula can be used to find the nth term in a geometric sequence where a1=3 and r=2?
2 answers:
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Answer:
x=5
Step-by-step explanation:
let, width of rectangle=b=6 units
length of rectangle=l=2x+8
given area of rectangle=108 units squared
area of rectangle=lb
108=(2x+8)6=12x+48
108-48=12x
x=
x=5 answer