A man weighs k kg. He goes on a diet and
1 answer:
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Answer:
Step-by-step explanation:
So, on Monday, Tuesday, and Wednesday, he mowed:
yards, respectively.
To determine how many yards he mowed in the three days, simply add the three expressions. Thus:
Combine like terms:
Add or subtract:
And it cannot be simplified further :)
Answer:
a4 = 189
Step-by-step explanation:
Geometric sequence:
In a geometric sequence, the quotient r between consecutive terms is always the same.
The nth term of the sequence is given by:
In which is the first term.
In this question:
The fourth term is:
So
a4 = 189
The difference is
Explanation:
The expression is
Removing the parenthesis, we have,
Factoring the terms and
, we get,
Taking LCM, we get,
Simplifying the numerator, we get,
Subtracting the numerator, we have,
Hence, the difference is