You have to divide 28 by two, then times the answer (14) by five, making it 70

The answer is B. a_n = 7n+10
<span> y - x3 - 9x2 - 27x - 37 = 0 is this what you were looking for?</span>
Answer:
1/2 is a rational number.
Step-by-step explanation:
A rational number can be expressed as a ratio of two numbers. 1/2 is a ratio.
It is also a real number, however you do not list that as a category, so from what you listed, it is only a rational number.
Step-by-step explanation:
She made a sign error when multiplying and should have had 256 as a final answer.