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anyanavicka [17]
3 years ago
7

Which summation formula is equivalent to the one below? ^3Σn=0 (-1/5)^n (25)

Mathematics
1 answer:
Dafna1 [17]3 years ago
7 0

Answer:

i think is th second one bc its make the most sen3

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Find the inverse function of <img src="https://tex.z-dn.net/?f=y%3D3%5E%7Bx-2%7D" id="TexFormula1" title="y=3^{x-2}" alt="y=3^{x
kirill [66]

Step-by-step explanation:

Inverse of

y

=

x

+

3

x

−

2

is

y

=

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−

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Explanation:

As

y

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x

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x

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−

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y

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x

+

3

or

x

y

−

x

=

2

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or

x

(

y

−

1

)

=

2

y

+

3

or

x

=

2

y

+

3

y

−

1

Hence inverse of

y

=

x

+

3

x

−

2

is

y

=

2

x

+

3

x

−

1

Observe that each of the function is a reflection of the other in the line

x

=

y

.

graph{(y-(x+3)/(x-2))(y-(2x+3)/(x-1))(x-y)=0 [-10, 10, -5, 5]}

6 0
4 years ago
The time required for a skilled worker to produce x shirts is given by the function T(x) = 4x + 2, where T is measured in hours.
solong [7]

Answer:

A. $1,110

B. 50 units.

Step-by-step explanation:

A. Substitute x=18 into the function T(x)=4x+2 for calculate the time in hours required for the worker to produce 18 units:

T(18)=4(18)+2=74

Now you need to substitute T=74 into the function S(T)=15T to calculate the amount in dollars she will be paid for 74 hours:

S(74)=15(74)=1,110

She will be paid $1,110.

B. To calculate the number of units that the worker needs to produce to be paid $3,030 , you need to substitute S(T)=3,030 into the function S(T)=15T and solve for T (to find the number of hours she requires to work to be paid $3,030)

3,030=15T\\\\T=\frac{3,030}{15}\\\\T=202

Now, substitute T(x)=202 into T(x)=4x+2 and solve for x, to calculate the number of units she produces in 202 hours:

202=4x+2\\\\202-2=4x\\\\x=\frac{200}{4}\\\\x=50

She would need to produce 50 units to be paid $3,030

5 0
4 years ago
The two lines intersected by the transversal are barrel. What is the value of x?
Vladimir79 [104]
The value of x is 11

Because both the angles should be equal
3 0
3 years ago
Please help!! fast!! -Geometry- ** will make you brainliest **
Hunter-Best [27]

abcd is a parallelogram

Step-by-step explanation:

so yiu gotta like 1 angle to the 2 angle buy thats seprare from the 3 angle to the 4 angle

4 0
3 years ago
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MA_775_DIABLO [31]

Answer:

square root of 166, 13, 14

Step-by-step explanation:

5 0
3 years ago
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