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d1i1m1o1n [39]
3 years ago
15

(-2,1) and (4,9), (-3,8) and (5,2) Are the lines parallel, perpendicular, or neither?

Mathematics
1 answer:
marissa [1.9K]3 years ago
6 0

Answer:

perpendicular

Step-by-step explanation:

if you find the slope of the points, they are completely opposite 4/3 and -3/4

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Find the equation of a line that contains the points (6,3) and (6,−2).
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Answer:

x  = 6

Step-by-step explanation:

First find the gradient,

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Since this line has no gradient, it means that it's a horizontal or vertical line. We cannot substitute in the values because the gradient is 0 so this line will only be x = 6

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4 years ago
Y = x² + 6x + 3
olganol [36]

Vertex<em> </em>is at \left(-3,-6\right)

<em>y-intercept</em> is 3.

The parabola <em>opens up</em>.

Step-by-step explanation:

The graph of the equation is hereby attached in the answer area.

Vertex is the point on the parabola where the graph crosses its axis of symmetry. The axis of symmetry here(x =-3), is shown with the dotted line in the graph attached.

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So, vertex<em> </em>is at \left(-3,-6\right)

<em>y-intercept</em> is 3.

The parabola <em>opens up</em>.

7 0
3 years ago
65 points!!
madreJ [45]
I think #1 is -1/2 but im not sure i dont know about the other answers
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D is the answer. hth.
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