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
goldfiish [28.3K]
3 years ago
5

√4x+9 = 1-√2 giải phương trình

Mathematics
2 answers:
Luba_88 [7]3 years ago
5 0

Answer:

x = -4.7

Step-by-step explanation:

√4x+9 = 1-√2

2x + 9 = 1 - √2

2x = -8 - √2

2x / 2 =  -8 - √2 / 2

x = -4.7

Simora [160]3 years ago
4 0

Step-by-step explanation:

here's the answer to your question

You might be interested in
How do you write the sum of one-sixth of n and one-fifth of g
kati45 [8]

Answer: \frac{n}{6}+\frac{g}{5}

Step-by-step explanation:

One-sixth of n is n/6.

One-fifth of g is g/5.

The sum means to add, so the expression is \frac{n}{6}+\frac{g}{5}.

8 0
1 year ago
The power goes out as Sandra is trying to get dressed. If she has 9 white T-shirts and 11 colored T-shirts in her drawer, is it
Lapatulllka [165]
Because she has more COLORED shirts then WHITE shirts it is likely she will pick a COLORED shirt.

11 +9 = 20 total shirts

 probability for a colored one = 11/20

8 0
3 years ago
A 26' long painting is how many yards?
guapka [62]
It's <span>0.72 yards.
1 = 0.02
so 26*0.02=0.72</span>
8 0
3 years ago
Read 2 more answers
Michelle is making a scale model of her favorite car. The actual car is 8 feet long and 4 feet wide. Michelle wants her model to
AfilCa [17]

Answer:

6 inches

Step-by-step explanation:

It is given that :

Length of the actual car = 8 feet

Width of the actual car is = 4 feet

Michelle is making a model of her car.

The length of her model car  = 12 inches

Therefore, the ration is 3 : 2

So the width of the model car = 4 x 3/2

                                                 = 6 inches

7 0
3 years ago
Use the quadratic formula to solve the equation x2+7x​
monitta

The solution of the equation x2+7x​ is 0, -7 using the quadratic formula.

Step-by-step explanation:

x2 + 7x = 0

-b  ± √ b2 - 4(ac)/ 2a

substitution,

a = 1, b = 7, c = 0

= -7  ± √(7)2 - 4(1 x 0) / 2 x 1

= - 7   ± 7 / 2

x = 0 , -7

4 0
3 years ago
Other questions:
  • Help find the answer to what B is.
    15·1 answer
  • What is 4w + 3 = -7 equaled to
    15·1 answer
  • Jake is traveling 14 mph in his boat. After 5 hours, how far will he have traveled?
    10·2 answers
  • -7/2 x (-7/5) pls help asap will mark brainliest if correct
    6·2 answers
  • Thomas got a haircut from the barber. If the haircut cost $32 and he wants to leave a 18% tip, how much will he pay in total
    15·2 answers
  • Please plz plz plz help
    8·2 answers
  • Plslslslsl help ASAPPPP 10 points and you win brainlist
    5·2 answers
  • Use the number line to solve each problem. <br><br>What is KL?​
    12·1 answer
  • Can someone help ?
    10·2 answers
  • Rewarding brainly and if you dont look for a unanswered question i posted or lmk if you want me to post one
    12·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!