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Akimi4 [234]
3 years ago
6

What’s the answer I don’t get this

Mathematics
1 answer:
luda_lava [24]3 years ago
5 0

Answer:

K(-1)=6

Step-by-step explanation:

t=-1

2 times -1 squared

-1 squared=1

2x1 = 2

2+4=6

K(-1)=6

You might be interested in
A bag contains 10 red marbles, 7 green marbles. and 8 striped marbles. A marble is picked, then put back into bag. Find P(green
SIZIF [17.4K]

G = number of green = 7

S = number of striped = 8

T = number total = 10+7+8 = 25

probability of picking green = P(G) = G/T = 7/25

probability of picking striped = P(S) = S/T = 8/25

P(green and striped) = P(G)*P(S)  ... events are independent

P(green and striped) = (7/25)*(8/25)

P(green and striped) = (7*8)/(25*25)

P(green and striped) = 56/625

P(green and striped) = 0.0896

--------------------------------

In summary, the answer as a fraction is 56/625

In decimal form, the answer is 0.0896

The value 0.0896 can be converted to percent form to get 8.96%

8 0
3 years ago
X+y=2 and x+y=-1 solve by graphing please and show the solution
Sergeu [11.5K]

Answer:

The answer to your question is There is no solution, the lines are parallel.

Step-by-step explanation:

Data

Equation 1     x + y = 2

Equation 2    x + y = -1

Solve for y

Equation 1          y = -x +2

                          y = - x + 2

Equation 2         y = - x - 1

See the graph below

These lines do not cross, so there is no solution. They are parallel.

If the lines have crossed, there  would be a solution.

6 0
3 years ago
I don’t get this please show your work to see how I do it
Rasek [7]

Answer:

i havent learned this in a while it has been some years from i was in 6 grade so i might get it wrong.

-----------------------------------------------------------------------------------------------------------------

Okay, so basically its trying to say you need to do 1.94k x 340 and you get = 673.18

Step-by-step explanation:

3 0
3 years ago
Parallel lines are coplanar
lara [203]
Not sure what you are asking but this statement is true
5 0
3 years ago
Translate each sentence into an equation.
Neporo4naja [7]

Step-by-step explanation:

3/4x+5=-19

       -5   -5

3/4x=-24

/ 3/4 / 3/4

x=-32

hope it helps! :3 let me know if you need help with other algebraic equations!

6 0
3 years ago
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