Answer:
≈2.45436
Step-by-step explanation:
I typed it in my calculator.
Answer:
8.9-1.4x + (-6.5x) + 3.4x
8.9-1.4x - 6.5x +3.4x
-1.4x - 6.5x = -7.9x
-7.9x+ 3.4x=-4.5x
Answer 8.9 -4.5x
Step-by-step explanation: Hope This Helps !!!
First you are going to remove the parentheses then COMBINE LIKE TERMS
Lastly you just put your equation together .
Answer:
an = -3 · an - 1 where a1 = -1.
Step-by-step explanation:
The first term a1 = -1 and the common ratio is -3 so ecah term is formed form the previous one by multiplying by -3.
Answer:
A is A=2(1+2)a2
B is A≈208.18cm²
Step-by-step explanation:
A explanation is A=2(1+2)a2=2·(1+2)·102≈482.84271
B explanation is A=145(5+25)a2=14·5·(5+2·5)·112≈208.17777cm²
Its decreased by 200 in the 4 years from 1994 to 1998 That is 50 less per year
In 1990 the population would have been 2500
So the required formula is
P = -50t + 2500 ( or you could write it as P = 2500 - 50t
