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Allisa [31]
3 years ago
7

What is the inverse of the function

Mathematics
1 answer:
cluponka [151]3 years ago
3 0

Answer:

y = (x - 1) / 2            (First answer choice)

Step-by-step explanation:

1) Start with f(x) = 2x + 1

2) Replace f(x) with y:  y = 2x + 1

3) Interchange x and y:  x = 2y + 1

4) Solve this result for y:  2y = x - 1, or y = (x - 1) / 2       (This matches the first                      

                                                                                          answer choice.)

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From his house, Manuel could drive due north to get to his parents' house or he could drive due east to get to his grandparents'
maxonik [38]

Answer:

The distance is 8 miles.

Step-by-step explanation:

Manuel's house, his parents house, and grandparents house can be expressed as the three vertices of a right angled triangle. Thus, Pythagoras theorem can be applied to determine the distance from Manual's house to that of his grandparents.

Let the distance from Manuel's house to that of his grandparents be represented by x, so that;

/Hyp/^{2} = /Adj 1/^{2} + /Adj 2/^{2}

/10/^{2} = /x/^{2} + /6/^{2}

100 = x^{2} + 36

x^{2} = 100 - 36

   = 64

⇒ x = \sqrt{64}

      = 8

x = 8 miles

Thus, Manuel's house is 8 miles from his grandparents house.

3 0
3 years ago
What is the slope of the line represented by the equation y = - 글 x + 끝?
AveGali [126]

Given:

Consider the given equation is:

y=-\dfrac{7}{2}x+\dfrac{11}{3}

To find:

The slope of the line that is represented by the given equation.

Solution:

The slope intercept form of a line is:

y=mx+b                                      ...(i)

Where, m is the slope and b is y-intercept.

We have,

y=-\dfrac{7}{2}x+\dfrac{11}{3}           ...(ii)

On comparing (i) and (ii), we get

m=-\dfrac{7}{2}

Therefore, the slope of the given equation is -\dfrac{7}{2}.

7 0
3 years ago
Does this scatter plot show a positive trend a negative trend or no trend​
maw [93]

The dots are moving in a downward direction from left to right, so it is a negative trend.

6 0
2 years ago
What whole number is excluded from 0
Zanzabum

Answer:

first whole no.

Step-by-step explanation:

hope this helps

6 0
2 years ago
Read 2 more answers
Can someone help me with this with step by step explanation plssss
liberstina [14]

Answer:

m = - 16/10

= - 1.6

Step-by-step explanation:

m2 + 8m

(the - 16 here is divided into 10 m's as you can see in m2 and 8m)

So, in order to find out what 1m is, you have to <em>divide</em> - 16 by 10, which gives you - 1.6

Good luck!

5 0
3 years ago
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