1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Darya [45]
3 years ago
10

Help me with this plssIf x^2+1/x^2

n%20x%2B%5Cfrac%7B1%7D%7Bx%7D%3D%3F" id="TexFormula1" title="x^{2} +\frac{1}{x^2}=10; then x+\frac{1}{x}=?" alt="x^{2} +\frac{1}{x^2}=10; then x+\frac{1}{x}=?" align="absmiddle" class="latex-formula">
Mathematics
1 answer:
Tju [1.3M]3 years ago
6 0

(<em>x</em> + 1/<em>x</em>)² = <em>x</em> ² + 2 + 1/<em>x</em> ² = 10 + 2 = 12

==>   <em>x</em> + 1/<em>x</em> = ±√12

You might be interested in
Calculate the value of x if 2x/3=8/5
Cloud [144]

Answer:

12/5 or 2⅖

Step-by-step explanation:

2x/3 = 8/5

2x = 3 × 8/5

2x = 24/5

x = 24/5 ÷ 2

x = 12/5

Or 2⅖

5 0
3 years ago
Smith cut his peanut butter
Lorico [155]
The answer is the square root of 101.75
Assuming that the sandwich Is a square, after cutting it diagonally, it turns into 2 triangles. To look for a missing length of a triangle, you use Pythagorean’s theorem a^2+b^2=c^2
Since c is 12 and a is 6.5 you just square 12 and square 6.5
144 42.25
Subtract it
101.75
You then have to find the square root of it. You can leave it as it is as √101.75 or just solve for it and round it to 10.09
3 0
3 years ago
This is really hard please help
Lana71 [14]

Answer:

p^(m+n)

Step-by-step explanation:

p^m * p^n

We know that when they are multiplied when the bases are the same, we add the exponents

p^(m+n)

4 0
3 years ago
Rotation 180 degrees about the origin
WITCHER [35]

Answer:

<u>Rule for rotation 180° about the origin:</u>

  • (x, y) → (-x, -y)

<u>Given coordinates:</u>

  • U(1, 0), V(4, -1), T(1, -3)

<u>Coordinates of the image, apply the rule above:</u>

  • U'(-1, 0), V'(-4, 1), T'(-1, 3)
4 0
2 years ago
At George Washington High School the ratio of graduating seniors that go on to college, as compared to those who do not, is 7 :
wariber [46]
The solution to the problem is as follows:

<span>7(4)/4(4) = 28/16
 
28+16= 44
</span>
Therefore, the size of the graduating class would be 44 students in all.

I hope my answer has come to your help. God bless and have a nice day ahead!
7 0
3 years ago
Other questions:
  • - Write an equation for the following sentence: 12 pounds heavier than last year is 144.
    11·1 answer
  • Operating on the triangle. using a straightedge, draw a random triangle. now carefully cut it out. next amputate the angles by s
    9·1 answer
  • The price of a CD that sells for 21% more than<br> the amount (m) needed to manufacture the CD
    12·1 answer
  • Three cards are taken, one after the other and without replacement, from a standard deck of 52 card. Find the probability that t
    13·1 answer
  • Question 4 of 10, Step 1 of 1
    6·1 answer
  • I have a big test coming up and i nedd help with this question please :)
    11·1 answer
  • What are the names for the parts of a right triangle are choose multiple :
    14·2 answers
  • (Please help)select the number line that represents all solutions of…
    15·1 answer
  • Help pls i need this good grade​
    6·1 answer
  • In the quadratic formula, what are a, b, and c for the following problem? - x ^ 2 + 2x = - 6
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!