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bixtya [17]
3 years ago
10

X f(x) = x2 + 4x . x2_4

Mathematics
1 answer:
PtichkaEL [24]3 years ago
6 0
The answer is 1/(x+4)
Explanation:
You would factor out the denominator
So,
(X-4)(x+4)=x^2-16
So, x-4/(x+4)(x-4)
Then x-4 cancels each other out from the numerator and denominator
Leaving 1/x+4
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A rectangle is removed from the middle of a larger rectangular shaped board. What is the area of the remaining board?
jeyben [28]

Answer:

The area of the remaining board is [(L × B) - (l × b)].

Step-by-step explanation:

Suppose the bigger rectangle is labelled as ABCD and the smaller rectangle is labelled as PQRS.

Consider that the length and breadth of the bigger rectangle are L and B respectively. And the length and breadth of the bigger rectangle are l and b respectively.

The area of any rectangle is:

Area = Length × Breadth

The area of the bigger rectangle is:

Area of ABCD = L × B

The area of the smaller rectangle is:

Area of PQRS = l × b

Then the area of the remaining board will be:

Area of remaining board = Area of ABCD - Area of PQRS

                                         = (L × B) - (l × b)

Thus, the area of the remaining board is [(L × B) - (l × b)].

8 0
3 years ago
Need Help With This​
podryga [215]

Answer:

4n-13

Step-by-step explanation:

Terms= -13 (constant)

Coefficient= 3, -5, 6

Like term= 3n, -5n, 6n

3n-13-5n+6n

3n+6n-5n-13

9n-5n-13

4n-13

Hope this helps ;) ❤❤❤

4 0
3 years ago
Please please help me im begging you T_T
trasher [3.6K]
S= 25
To find the rest you just do 180-25
3 0
3 years ago
Read 2 more answers
I don't know how to solve this linear equation by substitution the equation is.
77julia77 [94]

Answer:

Point form - (3,22)

Equation form - x=3, y=22

Step-by-step explanation: Solve for the first variable in one of the equations, then substitute the result into the next equation.

I hope this helps you out! ☺

6 0
3 years ago
Please help me, I really dont want to get an F :((( (The Graph Is In The Image)
AveGali [126]

Answer: correct answer is B

Step-by-step explanation: I know this because for example if you run one mile it will take you less time than it would if you walked 1 mile

7 0
3 years ago
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