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Makovka662 [10]
4 years ago
8

Simplify the expression(-n³+8)+(-n³+5)​

Mathematics
2 answers:
Novosadov [1.4K]4 years ago
8 0
When simplified the answer is -2n^3+13
andrew-mc [135]4 years ago
6 0

Answer: -2n^3+13

Step-by-step explanation:

Use PEMDAS

P- ()

E _^

M *

D /

A +

S -

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Given the function f(x), what is the transformation f(x-r), is a real number and r>0?
anastassius [24]

Answer:

0 - r = the graph shifts r units left

Step-by-step explanation:

When you have 2 x intercepts of 0, -r then you shift left to negative

8 0
3 years ago
Which of the following is a zero of the quadratic function shown?
vampirchik [111]

Answer:

(6,0)

Step-by-step explanation:

A zero of an equation is the x-intercept of the graph, meaning whenever the graph hits the x-axis. You can see that (2,0) and (6,0) are the x-intercepts, as I can see from the picture of the graph. There are other ways to solve this as well, but there is no need since the graph is provided. I hope this helps you!! Have a great rest of your day.

6 0
3 years ago
I need help please. I don't get how to do systems of linear equations!!!!!!!
taurus [48]
The soluition set is (-3,5) and a normal ordered pair reads (x,y). So that means 5 = [_]x-10
-Add 10 to both sides
15 = [_]x
-And we know the value of x so lets sub that in.
15 = [_](-3)
-And now we divide by -3
-5 = [_]

Next we have 3x-[_]y=-19
-Lets start this buy substituting values of x and y into the equation again.
3(-3)-[_](5)=-19
-Simplify
-9 - [_](5) = -19
-Move the (-9) by adding 9 to both sides
-[_](5) = -10
-divide by 5 = -2
-(1)[_] = -2
[_] = 2
4 0
3 years ago
What is 12/39 in simplest form
Genrish500 [490]
<span>If you would like<span> to know what is </span>12/39 in simplest form, you can calculate this using the following step:<span>

12/39<span> simplifies to 4/13 (the common factor of 12 and 39 is 3, so you can divide both numbers by 3).</span>

<span>The result is 4/13.</span></span></span>
8 0
3 years ago
Read 2 more answers
the sum of two numbers is 3 3/4 if 1/3 of the larger number is 1/2 more than 2/3 of the smaller find the number
Agata [3.3K]
Let us assume the larger number = x
Let us assume the smaller number = y
Then
x + y = 3 3/4
x + y = 15/4
And
x/3 = (2y/3) + 1/2
x = [3 * (2y/3)] + (3/2)
  = 2y + (3/2)
Now putting the value of x from the second equation to the first , we get
x + y = 15/4
2y + (3/2) + y = 15/4
3y = (15/4) - (3/2)
3y = (15 - 6)/4
3y * 4 = 9
12y = 9
y = 9/12
   = 3/4
Now putting the value of y in the first equation, we get
x + y = 15/4
x + (3/4) = (15/4)
x = (15/4) - (3/4)
   = (15 - 3)/4
   = 12/4
   = 3
So the value of x or the larger number is 3 and the value of y or the smaller number is 3/4.
3 0
3 years ago
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