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julsineya [31]
3 years ago
7

Plzzz help me math sucks 84 + 45 = 3(28 + 15) No Yes

Mathematics
2 answers:
IRINA_888 [86]3 years ago
5 0
Yes because 84+45 is 129 and 3(28+15) is 129
UNO [17]3 years ago
3 0
I think no I might be wrong but I think it’s not Bc ur adding 84 and 45 and then adding 28 and 15 witch u do that it makes ur number bigger u should subtract 84 and 45 and add 28 and 15
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Tamiku [17]

Answer:

I got 4 3/8

Step-by-step explanation:

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6 0
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Determine the value for c on {2, 5} that satisfies the Mean Value Theorem for f(x) = x^2 - 3 / x -1
yanalaym [24]

Answer:

B. 3.

Step-by-step explanation:

OK lets try again.

The slope of the secant = slope of the tangent at a certain point ( The Mean Value Theorem).

Slope of the secant = f(5) - f(2) / (5 - 2)

= [(25-3) / (5-1)  - (4-3) / (2-1)] / 3

=  (22/4 - 1) / 3

= 9/2 / 3

= 9/6

= 3/2.

The derivative at c = the slope of the tangent at c.

Finding the derivative:

f'(x) =  [2x(x - 1) - (x^2 - 3) ]/ (x - 1)^2    (where x = c).

= (x^2 - 2x + 3)/ (x - 1)^2 = the slope.

So equating the slopes:

(x^2 - 2x + 3) / (x - 1)^2 = 3/2

2x^2 - 4x + 6 = 3x^2 - 6x + 3

x^2 - 2x - 3 = 0

(x - 3)(x + 1) = 90

x = 3 , -1

x can't be -1 because we are working between the values 2 and 5 so

x = c = 3.

4 0
3 years ago
What is the common ratio for the sequence:<br> 28, -14, 7, -3.5...
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2 years ago
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AveGali [126]

Answer:

Step-by-step explanation:

Yes it is because it’s not a cylinder

6 0
3 years ago
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