What is the common difference in arithmetic sequence 10,8,6,4...? 2 -2 1/2 -1/2
2 answers:
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Answer:
Option 2 and option 4
Explanation:
In option 1 which is not the difference of squares
In option 2 using the formula
Clearly, the difference of squares
In option 3 not the difference of squares
In option 4
Clearly the difference of squares
In option 5 not the difference of squares
In option 6 not the difference of squares
The formula for simple interest is the following:
In this formula, is the amount of interest,
is the principal (or initial) amount,
is the interest rate, and
is the length f time, typically in years.
First, let's make a couple of changes to how we wrote down the variables.
- Change the interest rate,
, to the decimal value
.
- Convert the length of time to years. 180 days divided by 360 days per year equals
years.
Substitute in the values and solve with a calculator.