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Answer: the fourth choice: <span>No, the addition symbol was dropped in the second expression
Justification:
1) The right operation is: </span><span>(4.5m + 7/8) - 9 </span><span>= 4.5m + (7/8 - 9), this is you have to keep the + operator, since you are just grouping the terms in an alternate form.
2) Droping the + operator leads incorrectly to the multiplication of the first term, 4.5m to the terms in parenthesis, instead to the addition, which is what corresponds.
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Answer:
The perimeter is 32.
Step-by-step explanation:
So you would plug in 0 for a from the beginning since this is numerical slope definition of a derivative
Answer:
Step-by-step explanation:
f(x)=4+20+4
=28
