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Degger [83]
3 years ago
12

The function h(x)=12/x-1 is one to one. Algebraically find it’s inverse, h^-1(x).

Mathematics
1 answer:
murzikaleks [220]3 years ago
6 0

Answer:

Step-by-step explanation:

hello,

I assume that you mean

h(x)=\dfrac{12}{x-1}

so first of all let's take x real different from 1 , as this is not allowed to divide by 0

(hoh^{-1})(x)=x=h(h^{-1}(x))=\dfrac{12}{h^{-1}(x)-1} \ \ \ so\\h^{-1}(x)-1=\dfrac{12}{x} \\\\h^{-1}(x)=1+\dfrac{12}{x}

and this is defined for x real different from 0

hope this helps

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PLZ help picture included
cupoosta [38]

Answer:

4 miles

Step-by-step explanation:

Let

x ----> the time to returned back biking in hours

d ---> the distance in miles

s ---> speed in miles per hour

Remember that

The speed or rate is equal to divide the distance by the time

s=\frac{d}{t}

The distance is equal to multiply the speed by the time

d=st

we know that

18\ min=\frac{18}{60}\ hours

The distance to his friend's house and the distance of return is the same

so

10x=4(x+\frac{18}{60})

solve for x

10x=4x+\frac{18}{15}

subtract 4x both sides

10x-4x=\frac{18}{15}

6x=\frac{18}{15}

x=\frac{1}{5}\ hours

The total distance of the round trip is

y=10x+4x+\frac{18}{15}

substitute the value of x

y=10(\frac{1}{5})+4(\frac{1}{5})+\frac{18}{15}

y=2+2=4\ miles

6 0
3 years ago
Jon's weight loss for each week of the month is 4lbs., 3.5 lbs. and 2 lbs. He gained 4.5 lbs. the last week. If Jon originally w
aalyn [17]
Since he gained 4.5 lbs but he lost 4 + 3.5 + 2 = 9.5 lbs, in total, he lost 5 lbs.
hope it helps!
hit the thank you button!
4 0
3 years ago
What is the diameter of a circle whose area is 532 sq ft?
alekssr [168]

the answer would be:

D=2r

7 0
3 years ago
Read 2 more answers
PLEASE PLEASE HELP!! 30 POINTS!!
LenKa [72]

There is no rate of change.

x=8 and x=13 are horizontal lines going to infinity and negative infinity, its valid for all reals on those 2 lines.

I'm guessing you left out some information on what kind of interpretation you want of these straight lines.

7 0
3 years ago
The price of a dozen roses in the united states is $30. if $0.3472 can purchase 1.00 turkish lira, how much does the same dozen
dedylja [7]
For this case we can make the following rule of three:
 0.3472 $ -----> 1.00 turkish lira
 $ 30 -----------> x
 Clearing x we have:
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 Answer:
 
the same dozen roses costs:
 
x = 86.40552995 turkish lira
3 0
3 years ago
Read 2 more answers
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