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
Tomtit [17]
4 years ago
5

What is the determinant of the coefficient matrix of the system 0x+0y-0z=3 0x+0y+0z=-1 0x+0y+0z=18

Mathematics
1 answer:
makvit [3.9K]4 years ago
3 0

Answer:

Zero.

Step-by-step explanation:

The determinant of the coefficient matrix of the system is zero, since every coefficient is equal to zero.

You might be interested in
The square on the right is a scaled copy of the square on the left. Identify the scale factor. Express your answer in simplest f
zhannawk [14.2K]

Answer:

x = 21/8

Step-by-step explanation:

So 8 is being multiplied by something to get to 21

So 8x = 21

Solve for x:

  • 8x = 21
  • x = 21/8

-Chetan k

7 0
2 years ago
Need a lil help please
Georgia [21]

Answer:

  • B(2, 4)

Step-by-step explanation:

<u>Given points:</u>

  • A(-1, -9) and M(0.5, -2.5)

Let the coordinates of B are (x, y)

<u>Use midpoint formula to determine the point B:</u>

  • 0.5 = (- 1 + x)/2 ⇒ 1 = -1 + x ⇒ x = 1 + 1 = 2
  • -2.5 = (-9 + y)/2 ⇒ -5 = -9 + y ⇒ y = -5 + 9 = 4

3 0
3 years ago
What is the rule? 87, 81, 75, 69, 63
shepuryov [24]
The answer is -6 if u suntract the numbers you can see.
8 0
3 years ago
Read 2 more answers
PLEASE HELP Show all Your work 25 points will give brainly
julsineya [31]

Answer:

x=9

Step-by-step explanation:

√117²=x²+6²

117=x²+36

x²=117-36

x²=81

x=9

6 0
4 years ago
Pls help I need a good grade
maw [93]
Number 2 would be b. 7/12= 0.583 repeating
6 0
3 years ago
Other questions:
  • There are 1920 fence post used in a 12 kilometer stretch of fence how many fence post are used in 1 kilometer of fence
    9·1 answer
  • Can someone please explain the concept of Algebra? Just give me some basic tips so I can solve questions like the ones in the pi
    13·2 answers
  • Write <br> 49%<br> as a fraction.
    15·2 answers
  • Help it’s easy pleaase
    11·2 answers
  • Which fraction is between 1/2 and 2/2
    9·1 answer
  • Kai calculates that he spends 15% of a school day in science class. If he spends 75 minutes in science class, how many minutes d
    11·1 answer
  • Classify the pair of angles.<br> one is 55 and one is 35
    14·1 answer
  • Can two polynomials be subtracted such that the difference is a binomial? If so, give an example. If not, explain.
    10·2 answers
  • Of my 135 students, 20% have cowboy boots. How many students wear cowboy boots?
    12·1 answer
  • <img src="https://tex.z-dn.net/?f=53%20%5Ctimes%20%5Cfrac%7B8%7D%7B6%7D%20" id="TexFormula1" title="53 \times \frac{8}{6} " alt=
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!