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tatyana61 [14]
2 years ago
12

Hello can someone please help me in these question please?

Mathematics
1 answer:
Andrej [43]2 years ago
3 0

Answer:

<u>Answer</u><u>:</u><u> </u><u>B</u>

Step-by-step explanation:

f(x) =  \frac{12}{x}  - 18 \\

let its inverse be m :

m =  \frac{12}{x}  - 18 \\  \\ m + 18=  \frac{12}{x}  \\  \\ x =  \frac{12}{m + 18}  \\  \\ { \boxed{ \boxed{f {}^{ - 1}(x) =  \frac{12}{x + 18}  }}}

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Write three different equations that have x=5 as a solution
svlad2 [7]

Answer: The three different equations will be

x+3=8\\\\2x-8=2\\\\4x-4=16

Step-by-step explanation:

We have to write three equation that have x = 5 as a solution:

1) First equation will be

x+3=8\\\\x=8-3\\\\x=5

2) Second equation will be

2x-8=2\\\\2x=8+2\\\\2x=10\\\\x=\frac{10}{2}\\\\x=5

3) Third equation will be

4x-4=16\\\\4x=16+4\\\\4x=20\\\\x=\frac{20}{4}\\\\x=5

Hence, the three different equations will be

x+3=8\\\\2x-8=2\\\\4x-4=16



7 0
3 years ago
Read 2 more answers
Can someone help me with this f(g(x))=2(3x-4)^2+5?
Greeley [361]

Answer:

f(x)=349525

Step-by-step explanation:

f(x)=2(3x-4)^2+5

f(x)= 6x - 8^7

f(x)= 6x - 2,097,152

f(-6x)= - 2,097,152

/-6x       /-6x

f(x)=349525


I hope I am not terribly wrong but I probably am good luck

7 0
3 years ago
A manufacture inspects 800 light bulbs and finds that 796 of them have no defects. What is the experimental probability that a l
BartSMP [9]

Answer:

The experimental probability that a light build chosen at random has no defects is 99.5 % or P(A)=0.995.

Step-by-step explanation:

let S be the sample space for the inspection of the light bulbs.

Therefore, n(s) = 800

let ' A ' be the event of no defects bulbs.

Therefore, n(A) = 796

Now the Experiment probability for a light bulb chosen has no defects will be given by,

P(A)=\dfrac{n(A)}{n(S)}

Substituting the values we get

P(A)=\dfrac{796}{800}=0.995

The experimental probability that a light build chosen at random has no defects is 99.5 % or P(A)=0.995.

3 0
3 years ago
Jonny has 7 apples he bites half of all the apples how many does Jonny have
ki77a [65]

Answer:

Jonny has 3 and a half apples left

Step-by-step explanation:

7/2=3.5

5 0
3 years ago
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3 1/6-2 7/8 what is the snswer
WITCHER [35]

Answer:

7/24

Step-by-step explanation:

Hope this helps.

5 0
3 years ago
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