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jok3333 [9.3K]
3 years ago
15

A. -5 B. 4 C. -4 D. 5

Mathematics
1 answer:
Nostrana [21]3 years ago
4 0
The answer is D. In the function y=4/(x-5), A value of 5 would make the denominator 0. This is undefined, so 5 is excluded.
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Find the inverse of each function. Is the inverse a function? f(x)=x⁷
Luda [366]

The inverse of the function x^7 is x^-7 and it is also a function.

An inverse function or an anti function is defined as a function, which can reverse into another function.

A standard method to find inverse of a function is to set y=f(x)

let y= f(x)=x^7

thus

\sqrt[7]{y}=x

thus f^{-1}(y)=\sqrt[7]{y}

thus f^{-1} (x)=\sqrt[7]{x}

(To verify this if a function is inverse or not we are required to check for the identity)

f(f^{-1}(x))=f^{-1}(f(x))=x

Therefore, The inverse of the function x^7 is x^-7 and it is also a function.

For further reference:

brainly.com/question/2541698?referrer=searchResults

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1 year ago
HELP I AM STUCK AND ITS DUE SOON
Mila [183]

Answer:

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4 0
3 years ago
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Anna35 [415]

Answer:

y= -5x +24

Step-by-step explanation:

<u>Slope-intercept form</u>

y= mx +c, where m is the slope and c is the y-intercept.

Given that the slope is -5, m= -5.

Substitute m= -5 into the equation:

y= -5x +c

To find the value of c, substitute a pair of coordinates that the line passes through into the equation:

When x= 3, y= 9,

9= -5(3) +c

9= -15 +c

c= 9 +15

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Thus, the equation of the line is y= -5x +24.

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2 years ago
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SOH-CAH-TOA

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3 0
3 years ago
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LuckyWell [14K]

original points (-2,0), (2,0), (0,2)

new points (-6.25,0),(6.25,0),(0,6.25)

the point (0,6.25) is the vertex that lies on y -axis

8 0
3 years ago
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