81 has the square root of 9.
Square root of 3= 1.73205080757
Square root of 4= 2.02484567313
Square root of 18= 4.24264068712
Sum of geometric sequence
for the sum where the initial value is a₁ and the common ratio is r and the term is n

common ratio is -3
-5 times -3 is 15, -15 times -3=-45 etc
first term is -5
and we want the 8th term





the sum is 8200
Answer:
18.84 ft
Step-by-step explanation:
2*3.14*3=18.84 ft
Answer:
$8,046.37
Step-by-step explanation:
4,537*0.0455= 206.4335
206.4335*17=3509.3695
4537+3509.3695=8046.3695
8046.3695 rounded = $8,046.37
4n-3=4n-2 subtract 4n from both sides
-3=-2
Since -3!=-2, there is no solution.
So your answer is a.