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Oduvanchick [21]
2 years ago
6

Which expression is equivalent to

%7D%20%7D" id="TexFormula1" title="\frac{(n^{4} )^{-5} }{n^{-25} }" alt="\frac{(n^{4} )^{-5} }{n^{-25} }" align="absmiddle" class="latex-formula"> for all values of n where the expression is defined?

Mathematics
1 answer:
KatRina [158]2 years ago
4 0

Answer:

=n^5

Step-by-step explanation:

Apply the exponent rule:

=\frac{1}{\frac{1}{n^5}}

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Answer: - 7.2 , 2.6 , 12.4 and 22.2

Step-by-step explanation:

Let the arithmetic means be p , q , r ,s , therefore , the sequence becomes:

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The first term (a ) = -17

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common difference (d) = ?

number of terms (n ) = 6

We will use the formula for calculating the last term to find the common difference. That  is

L = a + (n - 1 ) d

Substituting the values , we have

32 = -17 + (6-1) d

32 = -17 + 5d

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49 = 5d

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We can therefore find the values of p , q , r , and s

p is the second term , that is

p = a + d

p = -17 + 9.8

p = -7.2

q = a + 2d

q = - 17 + 19.6

q = 2.6

r = a + 3d

r = - 17 + 29.4

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s = a + 4d

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Therefore : the arithmetic means are : - 7.2 , 2.6 , 12.4 and 22.2

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Nezavi [6.7K]

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timofeeve [1]
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electricity = (5x + 11) - (2x - 3) 
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Step-by-step explanation:

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