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earnstyle [38]
3 years ago
11

Question:

Mathematics
1 answer:
prohojiy [21]3 years ago
3 0

Answer:

x = 3/2 + sqrt(17)/2 or x = 3/2 - sqrt(17)/2

Step-by-step explanation:

Solve for x over the real numbers:

x/x - 1 = x - 3 - 2/x

x/x - 1 = 0:

0 = x - 3 - 2/x

0 = x - 3 - 2/x is equivalent to x - 3 - 2/x = 0:

x - 3 - 2/x = 0

Bring x - 3 - 2/x together using the common denominator x:

(x^2 - 3 x - 2)/x = 0

Multiply both sides by x:

x^2 - 3 x - 2 = 0

Add 2 to both sides:

x^2 - 3 x = 2

Add 9/4 to both sides:

x^2 - 3 x + 9/4 = 17/4

Write the left hand side as a square:

(x - 3/2)^2 = 17/4

Take the square root of both sides:

x - 3/2 = sqrt(17)/2 or x - 3/2 = -sqrt(17)/2

Add 3/2 to both sides:

x = 3/2 + sqrt(17)/2 or x - 3/2 = -sqrt(17)/2

Add 3/2 to both sides:

Answer: x = 3/2 + sqrt(17)/2 or x = 3/2 - sqrt(17)/2

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4408730 in expended form
Westkost [7]
4000000+400000+8000+700+30

You don't have to put 0's in expanded form for example if the problem yo need in expanded form is 4309 you would do...

4000+300+9

I Hope this helped!
Have A Nice Day!
:)
5 0
3 years ago
Read 2 more answers
LET me know how you go the answer
matrenka [14]

D , 3 ;Use the order of operations, parenthesis, exponents, multiplication, division, addition, subtraction (PEMDAS).

(7-2)^2

5^2

25 (numerator)

3^4

4+81-10

85-10

75 (denominator)

25/75

3

4 0
3 years ago
Please help; struggling in Algebra
Natalija [7]

Answer:

50

Step-by-step explanation:

The mean splits a data set into 50-50

So the answer is 50

7 0
2 years ago
Garne Problem med
Citrus2011 [14]

Total distance the rover need to travel ​is D = 1miles .

<u>Step-by-step explanation:</u>

We have , Garne Problem med   . A rover needs to travel mile to reach its destination  traveled mile. a rover needs to travel 5/8 mile to reach its destination it has already travel 3/8 miles . We need to find that  how much farther does the rover need to travel ​ , Let's do it step by step:

First , rover has already traveled 3/8 miles , Let total distance to be traveled by rover is D :

⇒ D = \frac{3}{8} + d , where d is distance left to cover .

Now, rover need to travel 5/8 miles more to reach destination :

⇒ D = \frac{3}{8} + d , where d is distance left to cover  , So d = \frac{5}{8}

⇒ D = \frac{3}{8} + d

⇒ D = \frac{3}{8} + \frac{5}{8}

⇒ D = \frac{3+5}{8}

⇒ D = \frac{8}{8}

⇒ D = 1miles

∴ Total distance the rover need to travel ​is D = 1miles .

8 0
3 years ago
rasaki is five times older than his son.five years ago the sum of rasaki and his sons age was 62.How old are they now?​
erastova [34]

The mother is 60 years old and the son is 12 years old.

5 years ago their age sum was 62.

Now after 5 years their age sum is 72(62+5(mothers) + 5(Sons)

so now if the mother is 5 times the age of the son then,

their age ratio is 1x:5x . so to find their age = 1+5=6

so 72/6 = 12 .

so the son is 12 years old (1x).

and the mother is 12 × 5 = 60 (5x).

and when you add it is 60 + 12 =72 .

I hope it will help you...

6 0
3 years ago
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