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
geniusboy [140]
3 years ago
8

Solve: 9(x^2+1/x^2) -9(x+1/x)-52=0​

Mathematics
1 answer:
julia-pushkina [17]3 years ago
4 0

Answer

x1 = −1.768

Step-by-step explanation:

You might be interested in
the height of an object varies directly with the length of its shadow. a person 6ft tall casts a 8.5ft shadow, while a tree cast
mixer [17]

Answer:

The answer to your question is   Tree's height = 26.8 ft  

Step-by-step explanation:

Data

Person                         Tree

height = 6 ft                 height = x

shadow = 8.5 ft            shadow = 38 ft

Process

1.- Use the Thales' theorem to solve this problem

   Person's height/ Person's shadow = Tree´s height / Tree's shadow

Solve for Tree's height

   Tree's height = Person's height x Tree's shadow / Person's shadow

Substitution

   Tree's height = 6 x 38 / 8.5

Simplification

   Tree's height = 228 / 8.5

Result

    Tree's height = 26.8 ft  

5 0
3 years ago
H=-16(t-) + 49,<br> Does the marshmallow reach its maximum height?
kherson [118]
Yes the marshmallow reach it’s maximum height.
5 0
3 years ago
Lori makes 64,000 each year as an accountant. at christmas she was given a 12% bonus
miss Akunina [59]
If Lori makes 64,000 a year her bonus will be $7680
3 0
3 years ago
Read 2 more answers
From a population of size 400, a random sample of 40 items is selected. The median of the sample Group of answer choices must be
avanturin [10]

Answer:

400+40+200+400 +200 +10+400×2+10

4 0
3 years ago
Which set of side lengths will form a triangle
Kazeer [188]

Answer:

the set of side lengths will be d

3 0
3 years ago
Other questions:
  • A bank account has a beginning balance of $560.00. After 6 months, the balance in the account has increased to $572.60. What int
    9·1 answer
  • What percent of the circle below is shaded?
    14·1 answer
  • A class has 20 students. If the teacher is randomly selecting a group of 3 students to represent the class on the student counci
    7·2 answers
  • What is the properties of 7•(-2)= (-2)•7
    13·1 answer
  • The parent function f(x)=x^3 is transformed to g(x)=x^3+2 and to h(x)=(x+2)^3. both transformations involve the same constant, b
    13·1 answer
  • Use the substitution method to solve the system of equations: y = x + 6; y = 2x + 1. Write the answer as a point.
    14·1 answer
  • A road intersects another road<br> at an angle of 45°. Find the<br> value of x.
    8·1 answer
  • The diagonals of a rhombus are of length 24cm and32cm.
    7·1 answer
  • If an investment account starts with $3,900, and grows with 2.1% interest, compounded annually, how much is the account worth af
    7·1 answer
  • 2. Calculate the missing angle: 75 50° a)​
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!