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Bad White [126]
3 years ago
6

Determine the point at which the graph of the function below has a horizontal tangent line. (If the function has no horizontal t

angent line, enter NONE.)
y =x3 + 3x
Mathematics
2 answers:
gregori [183]3 years ago
5 0
But the answer is possibly 9
Maslowich3 years ago
3 0
F ( x ) = x³ + 3 x
Slope of a horizontal line is 0.
f ` ( x ) = 3 x² + 3
3 x² + 3  = 0
3 x² = - 3      / : 3
x² = - 1 ,  which give complex roots.
Answer:  NONE
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4 years ago
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Answer:

C. (–3, 5)

Step-by-step explanation:

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3 years ago
The sum of all digits in the numbers 44, 45, and 46 is 27 because (4+4)+(4+5)+(4+6)=27. Find the sum of digits in the first 25 c
Tom [10]

Answer:

The sum of the digits in the first 25 counting numbers, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, and 25 is 127

Step-by-step explanation:

The question regards the addition of single digits in numbers and asks of the sum of the digits in the first 25 numbers as follows;

1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 1 + 0 + 1 + 1 + 1 + 2 + 1 + 3 + 1 + 4 + 1 + 5 + 1 + 6 + 1 + 7 + 1 + 8 + 1 + 9 + 2 + 0 + 2 + 1 + 2 + 2 + 2 + 3 + 2 + 4  + 2 + 5 = 127

The sum of the digits in the first 25 counting numbers, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, and 25 = 127.

5 0
3 years ago
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8_murik_8 [283]

The third one

This graph is the only one that shows the correct slops with the correct y intercepts (-3 and 3)

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3 years ago
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