An animal hospital advertises a veterinarian’s starting salary as $50,000 for the first year, with increases of $1,500 each year
for the next nineteen years. The total salary is represented by the series shown. (first image)
Which is equivalent to the series? Check all that apply.
Which is equivalent to the series? Check all that apply.
1 answer:
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Most people have trouble deciding on what conversion factor to use. If there you use one conversion factor, and you get something like this:
(gal^2)/qt
Then you know that you used the wrong conversion factor. ALWAYS remember to multiply and divide your units. If you don't, you will not know whether or not you got what you were looking for.
(gal^2)/qt
Then you know that you used the wrong conversion factor. ALWAYS remember to multiply and divide your units. If you don't, you will not know whether or not you got what you were looking for.
Hope it helps!
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7 is incorrect. The answer should be -4. Here's how I'd derive it:
With , we should expect
. If
, then
Also,
so we should expect and
You seem to be taking
but this is not an identity.
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8 is incorrect. Just a silly mistake, you swapped the order of the terms in the numerator. It should be
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9. Use the identity from (7). lies in the second quadrant, so
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12.
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13.
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14.
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15.