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Varvara68 [4.7K]
2 years ago
15

ASAP please help this is a test 20 points ????

Mathematics
2 answers:
zubka84 [21]2 years ago
8 0

Answer:

slope = x=4

the slope is undefined

Step-by-step explanation:

elixir [45]2 years ago
8 0

Answer:

B and E (2nd and last one)

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F(x)=x² + 6x-11<br> Write the equation in vertex form.
Anuta_ua [19.1K]

Answer:

f(x)=(x+3)^{2}-20

Step-by-step explanation:

we have

f(x)=x^{2}+6x-11

To convert to vertex form complete the square

f(x)=(x^{2}+6x+3^2)-11-3^2

f(x)=(x^{2}+6x+9)-20

Rewrite as perfect squares

f(x)=(x+3)^{2}-20 ----> equation in vertex form

The vertex is the point (-3,-20) (is a minimum)

7 0
3 years ago
In a axiomatic system which category do pionts and lines and plane belong to?
Grace [21]
In an axiomatic system, points, lines, and planes belong to the category of undefined terms
6 0
3 years ago
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What is X...……………………….
tekilochka [14]

Answer:

x=6

Step-by-step explanation:

You can reach this answer by doing the equation

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

doing the math you will get that 6 is your x.

Hope this helps :)

8 0
3 years ago
I am having trouble solving for Y. I solved for X in the second equation, but I cannot seem to figure it out by substituting for
kumpel [21]
X - 2y = -10 -->   x = 2y -10

3x + 5y = 25 --> 3(2y-10) + 5y = 25 --> 11y - 30 = 25 --> 11y = 55 --> y = 5

x = 2y -10 --> x = 2(5) -10 --> x =10 -10 --> x =0

Answer (0,5)
5 0
3 years ago
Alexis cell phone company charges her $35 a month for phone service plus $0.40 for each text message. How many text message does
r-ruslan [8.4K]

Answer:

$92.50

Step-by-step explanation:

$72 - $35 = 37

37 / 0.40 = 92.5

Answer = $92.50

8 0
3 years ago
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