Each time the value of n increases by 1, the value of an increases by a factor of 3. The 3rd choice is appropriate.
_____
When an expression like this one is written in plain text, it is appropriate (required) to put parentheses around the exponent that contains an arithmetic operation.
an = 4·3^(n-1)
If you leave off the parentheses, the expression no longer describes a geometric sequence.
A unit rate is basically the same as a unit cost like for example if you buy 10 dogs for 1000 dollars total then its 1000/10 and each dog is $100. since its 100 for each dog its 100/1 so the unit cost is $100
Answer:
D
Step-by-step explanation:
Answer:
A, slope
I am pretty sure it is the slope