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Lyrx [107]
2 years ago
13

Which of the following is the equation of a direct variation that has a constant of variation equal to - 1/2?

Mathematics
1 answer:
Sliva [168]2 years ago
3 0
The answer of the question is c
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A RIGHT triangle has two other angles measuring x and 2x. What does x equal?
Marianna [84]

Answer:

x = 30

Step-by-step explanation:

because the interior angles of a triangle = 180° so if you subtract 90° you get 90. in order to get 90 you can use the equation x + 2x = 90 which you will then get x = 30

5 0
3 years ago
if the graph of an exponential function passes through the points (1,6) and (4,48) find an equation of the function
german
When you write an equation of a line, you first have to find the slope. The equation for slope is (y∨2 - y∨1) / (x∨2 - x∨1), so fill that in with your coordinates.

(48 - 6) / (4 - 1)      Subtract your two sets.
42 / 3                     Divide
14               

So, you know the slope of the equation is 14. Now, you fill in the point-slope equation, (y - y∨1) = m(x - x∨1). Fill it in with one set of coordinates and solve.

(y - 6) = 14(x - 1)     Distributive Property
y - 6 = 14x - 14        Add 6 to both sides.
y = 14x - 8 
4 0
3 years ago
Read 2 more answers
Need help thank you
zheka24 [161]

Answer:

A, & D

Step-by-step explanation:

Your Looking For f(x)=x^2/quadratic equations

7 0
2 years ago
It is important to comparison shop when purchasing a car.
Igoryamba

Answer:

Compare price and quality

Step-by-step explanation:

I did this test

4 0
2 years ago
Read 2 more answers
Solve the system of equations using elimination/ combinations.<br> -2x - y= -4<br> x+ 2y = 5
dusya [7]

If -2x-y=-4 and x+2y=5, notice that

(-2x-y)+2(x+2y)=-4+2\cdot5\implies3y=6\implies y=2

Then

x+2\cdot2=5\implies x=1

7 0
2 years ago
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