TimothyYash6684
30.11.2019 •
Mathematics
Solve the inequality: -2x-6< 4. be sure to provide the same, describe the circles and the shading for the graph like.
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Ответ:
+ 6 + 6
-2x < 10
-2 -2
x < -5
If you were to graph the solution, the arrow would be going to the left. I know this because the the less than symbol in the answer is pointing to the left. It's kinda hard to tell, but that's the way I figure it out every time. Also, the circle you draw will not be shaded in because the symbol in the answer is greater than or equal to/less than or equal to.
Let me know if any of what I said doesn't make sense. I hope I could help!
Ответ:
y - yo = m (x - xo)
M = Slope = 2
Xo and Yo = Coordinates;
Xo = 3
Yo = 10
-> y - 10 = 2 (x - 3)
-> y - 10 = 2x - 6
-> y = 2x - 6 + 10
-> y = 2x + 4
y = 2x + 4 is the point-slope equation of the line.