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dalvyx [7]
3 years ago
9

I need help ASAP. I tried but I didn’t get it

Mathematics
1 answer:
ludmilkaskok [199]3 years ago
8 0

Answer:

the answer is 77.77777(repeating)

Step-by-step explanation:

77 and 7/10 approximately

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True or false: for any function, x=f^-1(y), then y=f(x)
kozerog [31]

YES

We can work out the inverse using Algebra. Put "y" for "f(x)" and solve for x:

<span><span>The function: f(x)=2x+3
</span><span>Put "y" for "f(x)": y=2x+3
</span><span>Subtract 3 from both sides:
 y-3=2x
</span><span>Divide both sides by 2:
 (y-3)/2=x
</span><span>Swap sides: x=(y-3)/2</span><span>  
   </span><span><span>Solution (put "f-1(y)" for "x") :</span> <span>f-1(y)</span>=(y-3)/2</span></span>


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3 years ago
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In ΔABC shown below, BD over BA equals BE over BC: Triangle ABC with segment DE intersecting sides AB and BC respectively. The f
svetlana [45]

Answer:

  1. ∠B ≅ ∠B

  2. Reflexive Property of Equality

Step-by-step explanation:

Corresponding sides are shown proportional in the top path.

In order to invoke SAS, corresponding angles must be shown congruent in the bottom path. Angle B is the the angle of interest in each of the relevant triangles, so it must be shown congruent to itself. The appropriate choice is ...

  1. ∠B ≅ ∠B
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3 years ago
Which model shows 10%​
Nutka1998 [239]

Step-by-step explanation:

2nd one shows 10% dude...

4 0
3 years ago
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3) This table represents the price of milk for various years. What is the percent of increase from 1980 to 2010 1 Year Price 198
kupik [55]

Answer:

124.375% increase

Step-by-step explanation:

From 1980 to 2010 there was a 124.375% increase

6 0
3 years ago
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LekaFEV [45]

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Step-by-step explanation:

Using long division? Okay ummm.  ok so 1/6. Your going to multiply the top number by the bottom number. Which will be 1x6. And then your answer should be

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