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LiRa [457]
3 years ago
14

What’s the distance between (-2,0),(-3,-1)

Mathematics
2 answers:
devlian [24]3 years ago
5 0

Answer:

\sqrt{2}

Step-by-step explanation:

You want to use the distance formula: d = \sqrt{(x2 - x1)^{2} + (y2 - y1)^{2}  }

so, to start, fill in what you know. \sqrt{(-3 - -2)^{2}+ (-1 - 0)^{2}  }

now we are going to simplify what we have. if you have minus a negative number, the negatives cancel out, and sow we actually add -3 and  the --2 turns into 2.  (so -3 + 2)

\sqrt{(-1)^{2}+ (-1)^{2}  }

now we can square these \sqrt{1+1}

and now we have to keep going and we get this: \sqrt{2}

so the distance between the two points is \sqrt{2}!

Bumek [7]3 years ago
3 0

<em>h</em><em>o</em><em>p</em><em>e</em><em> </em><em>this</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em><em>.</em>

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Graph the equation y = x2 + 8x + 12 on the accompanying set of axes. You must
UkoKoshka [18]

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Step-by-step explanation:

Roots:  set y = x^2 + 8x + 12 = 0 and solve for x:  x + 6 = 0, so x = -6 is one root.  The other is x = -2.  The corresponding points are (-6, 0) and (-2, 0).

y-intercept:  Let x = 0.  Then y = 12.  The y-intercept is (0, 12).

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Arbitrarily chosen x value:  x = 1 => 1^2 + 8(1) + 12 = 21:     (1, 21)

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8 0
3 years ago
Solve for x: -12+x=-5<br> A) 7<br> B) -7<br> C) 17<br> D) -17
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