Answer:
f(n)= 5 · 4
Step-by-step explanation:
You use the explicit formula for geometric sequence. The five is the firat term and is placed correctly. The 4 is the rate of change, because if you multiply 5 by 4 you get 20 and so on.
If 4(r + 2) – 13 = 11, what is the value of r?
1 answer:
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Answer:
<h2><em>Three to the three fifths power.</em></h2>Step-by-step explanation:
The given expression is
To simplify this expression, we have to use a specific power property which allow us to transform a root into a power with a fractional exponent, the property states:
Applying the property, we have:
Now, we multiply exponents:
Then, we sum exponents to get the simplest form:
Therefore, the right answer is <em>three to the three fifths power.</em>