Since we know the sequence is quadratic, we expect the 
-th term to have the general form
Plug in the first 3 known values of the sequence to form a system of equations.
Eliminating 
gives
Eliminating 
gives
Solving for 
, we get
So, the -th term of the sequence is
Answer:
220.5 in³
Step-by-step explanation:
<u>Volume = L×W×H</u>
Volume = 10.5 in × 7 in × 3 in
Volume = 220.5 in³
Answer:
23200
Step-by-step explanation:
42 percent of 40000 is 16800
40000-16800=23200
please give me brainliest!!!<3
Answer:
x+3
Step-by-step explanation:
sqrt(x^2+6x+9)
factor
We know this is a perfect square trinomial
sqrt(( x+3)^2)
Taking the square root of a square
x+3
Answer:1500
Step-by-step explanation: You divide 750 billion by 500 million
