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prohojiy [21]
4 years ago
9

Find EH. * Find DF. *

Mathematics
1 answer:
Mashcka [7]4 years ago
8 0

Answer:

EH= 14

DF= 28

Step-by-step explanation:

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aliya0001 [1]

Answer:

B

Step-by-step explanation:

B is correct...

6 0
3 years ago
The one-to-one functions g and h are defined as follows
Debora [2.8K]

Answer:

g^-^1(x)=-8

h^-^1(x)=\frac{x-4}{3}

(h^-^1 \ o\ h)(-3)=-3

Step-by-step explanation:

When given the following functions,

g=[(-2,-7),(4,6),(6,-8),(7,4)]

h(x)=3x+4

One is asked to find the following,

1. Question 1

g^-^1(4)

When finding the inverse of a function that is composed of defined points, one substitutes the input given into the function, then finds the output. After doing so, one must substitute the output into the function, and find its output. Thus, finding the inverse of the given input;

g^-^1(4)

g(4)=6\\g(6)=-8\\g^-^1(4)=-8

2. Question 2

h^-^1(x)

Finding the inverse of a continuous function is essentially finding the opposite of the function. An easy trick to do so is to treat the evaluator (h(x)) like another variable. Solve the equation for (x) in terms of (h(x)). Then rewrite the equation in inverse function notation,

h(x)=3x+4\\\\h(x)-4=3x\\\\\frac{h(x)-4}{3}=x\\\\\frac{x-4}{3}=h^-^1(x)

h^-^1(x)=\frac{x-4}{3}

3. Question 3

(h^-^1 \ o\ h)(-3)

This question essentially asks one to find the composition of the function. In essence, substitute function (h) into function (h^-^1) and simplify. Then substitute (-3) into the result.

h^-^1\ o\ h

\frac{(3x+4)-4}{3}\\\\=\frac{3x+4-4}{3}\\\\=\frac{3x}{3}\\\\=x

Now substitute (-3) in place of (x),

=-3

8 0
3 years ago
Find the mean, median, and mode for each set of data:<br> {8,2,6,8,4,2,3,4,8}
Akimi4 [234]
Mode: 8

2, 2, 3, 4, 4, 6, 8, 8

Median: 4

Mean: 4.625 (37/8)
8 0
3 years ago
Read 2 more answers
I don't even know wth to do
artcher [175]
The answer isnt on there? unless it's A
Rise Over Run 
From Yint you go up two and left two making your answer 2 over -2 but that would just be -1 making your answer y=-x
8 0
3 years ago
Sale<br> 50% OFF!<br> What is the sale price of a gold necklace originally priced at $40?
Mice21 [21]

Answer:

$20

HOPE THIS HELPS

-Todo <3

Step-by-step explanation:

40/2=20

4 0
3 years ago
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