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hammer [34]
3 years ago
14

Solve:4x+3y=20;4x+2y=10 by matrix method​

Mathematics
1 answer:
laila [671]3 years ago
8 0

Answer:

i don't know sorry . and study well to make your future good

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A bucket contains 3 small red blocks, 5 small yellow blocks, 5 large yellow and 7 large red blocks. If a block is drawn randomly
mamaluj [8]

Answer:

probability = favorable cases / true cases

p(A)=5/20 simplified by 5 = 1/4

answer : the probability that the block is one of the large yellow it's 1/4.

7 0
3 years ago
Anyone know the answer?
Marrrta [24]
The area of a sector is given by
.. A = (1/2)r^2*θ . . . . . θ is the central angle in radians

The area of an isosceles triangle with legs length r is
.. A = (1/2)r^2*sin(θ) . . . θ is the angle between same-length legs

The shaded area is the difference between these
.. A = (1/2)r^2*(θ -sin(θ))
.. = (1/2)*(18.6 m)^2*(π*123/180 -sin(123°))
.. ≈ 226.3 m^2
4 0
4 years ago
Please, I need help I'm way behind.
gregori [183]

Answer:

\frac{18√2}{√3}

Step-by-step explanation:

  1. The lengths of the sides of a 30-60-90 triangle are in the ratio 1:2:√3.
  2. The lengths of the sides of a 45-45-90 triangle are in the ratio 1 : 1 : √2
  3. We can get the length of the longest side of the bottom triangle is 9×2÷√3 = \frac{18}{√3}
  4. And based on the theory shown on the 2nd step, we can get x (the length of the longest side of the upper triangle) is \frac{18}{√3}x√2  
3 0
4 years ago
Two points in a transformation are J'(-3, 8) and J(0, 4). Which of the following translations was used?
FinnZ [79.3K]
Coordinate of real point = J(0, 4)
Then, Coordinate of Image = J'(-3, 8)

So, Factor: x = -3-0 = -3
y = 8-4 = 4

So, Your Final Answer would be: Option C) (x-3, y+4)

Hope this helps!
3 0
4 years ago
Read 2 more answers
Which of the following points are the solutions to the equation 3 x - 4 y - 8 = 1 2
slavikrds [6]

This is all i can help you

<3

Red

6 0
4 years ago
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