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Katena32 [7]
3 years ago
8

What is the inverse function of dx) = 2x - 4?

Mathematics
2 answers:
miss Akunina [59]3 years ago
8 0

Answer:

y = x/2 + 2

Step-by-step explanation:

y = 2x - 4

swap y and x

x = 2y - 4

x + 4 = 2y

x/2 + 2 = y

n200080 [17]3 years ago
3 0

Answer:

d(x) = 1/2x + 2  or  d(x) = (x + 4)/2

Step-by-step explanation:

y = 2x - 4

y + 4 = 2x

(y + 4)/2 = x

y = (x + 4)/2  or  y = 1/2x + 2

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kiruha [24]
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Denise went bowling with her friends at AMF. She paid $3 to rent shoes and then $4.75 for each game of bowling. If she spent a t
Nina [5.8K]

Answer: 4 games

Step-by-step explanation:

Whether Denise bowls or not, he incurs rent for bowling shoes and per bowling he has to pay $4.75 while he rented shoes for $3.

Then the equation is:

y = 3 + 4.75x

Where

y is the total cost

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y = 3 + 4.75x

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3 years ago
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A polynomial function P(x) with rational coefficients has the given roots find two additional roots of P(x)=0 i and 7+8i
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