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julia-pushkina [17]
3 years ago
13

Find the slope of the line through the pair of points. (-1,4) and (7,9)

Mathematics
2 answers:
Georgia [21]3 years ago
5 0

Answer:

5/8

Step-by-step explanation:

Use the slope formula: (y2-y1) / (x2-x1)

where x1 and y1 = (x value, y value)

where x2 and y2 = (x value, y value)

Let's say that:

x1,y1 = (-1,4)

x2,y2 = (7,9)

Use the formula:

(y2-y1) / (x2-x1) =

(9-4) / (7 - (-1)) =

(5) / (8) <-- its 8 bc when we subtract a negative it all turns positive

slope = 5/8

Veronika [31]3 years ago
3 0

Answer:

5/8

Step-by-step explanation:

(y2-y1)/(x2-x1) so (9-4)/(7--1)

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DIA [1.3K]

Answer:

1. k=0

2. yes, result is still a polynomial.

3. yes, f and g must have the same degree to have deg(f+g) < deg(f) or deg(g)

Step-by-step explanation:

1. for what constant k must f(k) always equal the constant term of f(x) for any polynomial f(x)

for k=0 any polynomial f(x) will reduce f(k) to the constant term.

2. If we multiply a polynomial by a constant, is the result a polynomial?

Yes, If we multiply a polynomial by a constant, the result is always a polynomial.

3. if deg(f+g) is less than both deg f and deg g, then must f and g have the same degree?

Yes.  

If

deg(f+g) < deg(f) and

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then it means that the two leading terms cancel out, which can happen only if f and g have the same degree.

5 0
4 years ago
What is 13023 divisible by? Please answer quick
bagirrra123 [75]

Answer:

13023 is divided by 3.....

6 0
3 years ago
156, 153, 150, ...<br> Find the 30th term.
Maksim231197 [3]

Answer:

First multiply 30 by 3 = 90 then subtract 90 from 156 to get 66

Step-by-step explanation:

66 would be your thirtieth term.

3 0
3 years ago
An arithmetic sequence is represented by the recursive formula a1=17an=an−1−8 . What is the fourth term in the sequence? a4=−4 a
user100 [1]

Answer:

a₄ = - 15

Step-by-step explanation:

Using the recursive formula and a₁ = 17 , then

a₂ = a₁ - 8 = 17 - 8 = 9

a₃ = a₂ - 8 = 9 - 8 = 1

a₃ = a₂ - 8 = 1 - 8 = - 7

a₄ = a₃ - 8 = - 7 - 8 = - 15

4 0
3 years ago
What is the vertex of y=(x-2)-7
Zina [86]

Answer:

The vertex of this equation is (2, -7)

Step-by-step explanation:

In order to find the vertex of this equation we start with the base form of the vertex form.

y = a(x - h) + k

With this equation (h, k) is the vertex. You can see that 2 lines up with h and -7 lines up with k. This shows that (2, -7) is the vertex.

7 0
4 years ago
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