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
Lera25 [3.4K]
2 years ago
6

What is the solutions to X2 equals 8​

Mathematics
1 answer:
stiv31 [10]2 years ago
6 0

Answer:

x  = ±2sqrt(2)

Step-by-step explanation:

x^2 = 8

Take the square root of each side

sqrt(x^2) = ±sqrt(8)

x = ±sqrt(4*2)

We know that sqrt(ab) = sqrt(a)sqrt(b)

x = ±sqrt(4)sqrt(2)

x  = ±2sqrt(2)

You might be interested in
What is 7+4x-9=-6? i need help asapppp
zhenek [66]
The answer is x = -1
8 0
3 years ago
Write the ratio as a fraction in simplest form.<br><br> 51:9
geniusboy [140]

Answer:

The ratio of 51:9 in it's simplest form is 17:3.

8 0
3 years ago
9.The perimeter of a rectangle whose length is 7.5cm and breadth 3.75cmRequired to answer. Single choice.​
BabaBlast [244]

Answer:

22.5 cm

Step-by-step explanation:

P = 2( L + W)

P = 2( 7.5 + 3.75)

P = 2( 11.25)

P = 22.5 cm

3 0
2 years ago
Read 2 more answers
12(x - 6) = 2(x - 9)
nlexa [21]

Answer:

Exact form: x = 27/5

Decimal form: x = 5.4

Mixed-number form: x = 5 2/5

Step-by-step explanation:

hope this helps :)

8 0
2 years ago
What is the mean for the set of data?<br> 6, 7, 9, 10, 11, 11<br> A. 11<br> B. 9<br> C. 5<br> D. 9.5
Tasya [4]

Answer:

B: 9

Step-by-step explanation:

8 0
2 years ago
Other questions:
  • An actor is rehearsing his lines in two scenes. He has 12 lines in scene 1, and 16 lines in scene 2. There are 24 lines total in
    11·1 answer
  • you put $400 in an account. the account earns $18 simple interest in 3 years. what is the annual interest​
    11·1 answer
  • I know this is a long word problem but could anyone answer one of these questions
    13·1 answer
  • Simplify this power raised to a power: (54)4 1. Expand using four factors of 54:         54 ∙ 54 ∙ 54 ∙ 54 2. Apply the product
    5·2 answers
  • |-2y+5|=2|4y-1| The solutions are y= and y=
    11·1 answer
  • Justine received a bonus check from her work for $6000. She is going to deposit the money into her bank account that receives 5%
    14·1 answer
  • If angle b measures 25 degrees what is the approximate perimeter of the triangle below
    13·2 answers
  • Help me please i need help
    6·2 answers
  • For each gym membership sold, the gym keeps $42 and the employee who sold it gets $8. What is the commission the employee earned
    5·2 answers
  • True or False: The folowing function has no absolute maximum * (1 Point)​
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!