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nata0808 [166]
2 years ago
5

Given the ellipse represented by the following equation, where are the foci? VIEW IMAGE

Mathematics
1 answer:
kicyunya [14]2 years ago
7 0

Answer:

A.

Step-by-step explanation:

81 - 16 = 65

81 - 16 = 65

formula c^2 = a^2 - b^2

c^2 = 81 - 16

√c^2 = √ 65

c = √ 65

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Can anyone help please????
Nesterboy [21]

Answer:

Option A. (f_of^{-1})(-2)=-2

Step-by-step explanation:

Point to remember while solving the question of function,

(f_of^{-1})(x)=x

Here, 'f' is the parent function and f^{-1} is the inverse of the function 'f'.

So for the given function,

f(x) = 2x - 2

(f_of^{-1})(x)=x

For x = -2

(f_of^{-1})(-2)=(-2)

Therefore, Option A will be the correct answer.

6 0
3 years ago
Which of these represents the equation of a line that passes through the points (-5, -4) and (3, 8)?
Deffense [45]
The answer is a I just did it :)
3 0
3 years ago
Check all the equations that apply to meet the Segment Addition Postulate in segment PB. PO=7x+6, OB=3x+6 and PB=38 select all t
grandymaker [24]

Answer:

these two apply:

10x + 12 = 38 and

10x = 26

Step-by-step explanation:

7x+6+3x+6 = 38

10x + 12 = 38

10x = 26

x = 2.6

7 0
3 years ago
Can someone help me how to solve this?
Assoli18 [71]

Answer:

x > -5  in the answer


Step-by-step explanation:

(5 - 3x) / 4 < 5

multiplying both sides by 4:-

5 - 3x < 20

-3x < 15

x > 15/-3

x > -5  (Note the inequality sign is flipped because we are dividing by a negative number)


8 0
3 years ago
2(x + 8) = x + 20 help meeeeeeee !!!!! i <br> need help
Ivenika [448]

Answer: x=4

Step-by-step explanation:

firstly you solve the barracks first by multipy 2 into ( x+8) after that you collect like terms on one side of the equation or make x become the subject of the equation and solve for x

7 0
2 years ago
Read 2 more answers
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