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
Vladimir79 [104]
3 years ago
9

Resolva a inequação (x + 4)(x – 4) < 0.

Mathematics
1 answer:
Ilia_Sergeevich [38]3 years ago
5 0

Answer:

-4 < x < 4

Step-by-step explanation:

You might be interested in
Estimate V55 to the nearest integer.
Tema [17]

assuming is square root of 55:

You can solve the square root and roound to the nearest number:

√55 = 7.41

Since the number after the decimal point is 4, the square root is closest to 7 than to 5.

You can also campare √55 with closest integers that are perfect square:

below 55, the closest perfect square is 49 = 7^2

above 55, the closest perfect square is 64 =8^2

55-49 = 6

64-55 = 10

Since 49 is closest to 55, it's square root is the nearest. (7)

4 0
1 year ago
Which glide reflection describes the mapping ABC DEF
77julia77 [94]

Answer:

Can you provide a photo of the reflection please

Step-by-step explanation:

7 0
3 years ago
Soup is on sale at six cans for $3.31. The cost of an individual can of soup is $0.63. How
seropon [69]

Answer:

0.47

Step-by-step explanation:

0.63×6=3.78

3.78-3.31=0.47

5 0
3 years ago
Complete this statement 15a^2 x^2+12a^2 x+9a^2=3a^2( ? )
Shkiper50 [21]
You have to extract common factor 3a^2

=> 3a^2 (5 x^2 + 4x + 3)

If you need help to know where each term inside the parenthesis come from, this is hoy you do it:

15a^2x^2
------------- = 5x^2
    3a^2

12a^2x
----------- = 4x
  3a^2
   
9a^2
-------- = 3
3a^2

Answer: 3a^2 (5x^2 + 4x + 3)
4 0
4 years ago
Find the areas of at least two of the triangles below. Show your reasoning.<br> help plzz
scoray [572]
Answer:
A. Area = 8
B. Area = 15.5

Explanation:

Formula for Area of Triangles: b•h / 2

A.
height = 2.
base = 8.
2•8 = 16/2 = 8
Area = 8

B.
height = 3
base = 7
3•7 = 21/2 = 15.5
Area = 15.5

5 0
3 years ago
Other questions:
  • The vertices of triangle DEF are D(7, 3), E(4, -3), and F(10, -3). Write a paragraph proof to prove that triangle DEF is isoscel
    8·2 answers
  • Use the formula A = Ibh find the height to the nearest tenth of a triangle with a base of 15 and an area of 200.​
    13·1 answer
  • The instruction booklet for a CD player says that the player uses about 0.2 kilowatt of electricity per hour. If electricity cos
    13·1 answer
  • 1 1/4 + 3/6 pls help i need this i will give brianly i promise
    12·1 answer
  • Bre will receive one of the following 3 prizes: a boombox, a mini tv, or a sony playstation. which simulation would best be used
    7·1 answer
  • Urgent pls help !!! triangle xyz is shown below
    9·2 answers
  • Pls help me I don’t know I just need 5 and 6 to be answered
    14·1 answer
  • I'm confused, I'm used to doing these problems with both coordinates :/
    12·1 answer
  • In the given figure, BAC = 90° and ABC = 45°. Prove that: AB = AC. ​
    10·1 answer
  • Joanne has a pile of nickels and a pile of dimes. She counts her money and discovers that she has 30 nickels and 10 dimes. Let x
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!