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Elena-2011 [213]
3 years ago
6

Please help me!! It’s important

Mathematics
2 answers:
telo118 [61]3 years ago
4 0

Answer:

The slope is 2

Step-by-step explanation:

Pick two points and plug into this equation: y2-y1/x2-x1

(-3,2) and (-1,6)

2-6/-3-(-1)=-4/-2= 2

sp2606 [1]3 years ago
4 0

Answer:

<em>The slope of the linear function is 2</em>

Step-by-step explanation:

<u>Calculating the Slope of a Line </u>

Suppose we know the line passes through points A(x1,y1) and B(x2,y2). The slope can be calculated with the equation:

\displaystyle m=\frac{y_2-y_1}{x_2-x_1}

The table shows four points: (-3,2), (-1,6), (1,10), and (3,14). To find the slope on the line passing through them we only need two, for example (-3,2), (-1,6):

\displaystyle m=\frac{6-2}{-1+3}

\displaystyle m=\frac{4}{2}=2

Any other pair of points should give the very same value for the slope. Use (1,10), and (3,14):

\displaystyle m=\frac{14-10}{3-1}

\displaystyle m=\frac{4}{2}=2

Thus, the slope of the linear function is 2

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Step-by-step explanation:

A(-4,2)=A'(-4,-2)

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3 years ago
What set of reflections would carry triangle ABC onto itslelf?
riadik2000 [5.3K]
<h3>Answer: Choice A</h3>

y axis, x axis, y axis, x axis

============================

Explanation:

Reflecting an object over the y axis twice will have it end up in its starting position. The same can be said for the x axis as well. It doesn't matter that the x axis reflections aren't grouped next to each other, nor the y. So in a sense, two x axis reflections undo each other, so do the y axis reflections, and we end up with the same image as shown in the diagram.

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3 years ago
A square has a diagonal length of 10 ft. Draw a diagram and determine the perimeter of the square.
denpristay [2]

The perimeter of the square is: 20\sqrt2 ft

Step-by-step explanation:

The picture is attached with the answer.

the diagonal of a square divides it into two right angled-triangles.

We can use one of the triangle to find the length of side as the diagonal will be the hypotenuse of the triangle

Let a be the side of the square, then according to Pythagoras theorem

d^2=a^2+a^2\\(10)^2 = 2a^2\\2a^2=100

Dividing both sides by 2

\frac{2a^2}{2}=\frac{100}{2}\\a^2=50

Taking Square root on both sides

\sqrt{a^2}=\sqrt{50}\\a=\sqrt{25*2}\\a=\sqrt{5^2 * 2}\\a=5\sqrt{2}\ ft

Now,

P = 4a\\P = 4 * 5\sqrt{2}\\=20\sqrt{2}\ ft

Hence,

The perimeter of the square is: 20\sqrt2 ft

Keywords: Perimeter, Pythagoras Theorem

Learn more about Square at:

  • brainly.com/question/3306327
  • brainly.com/question/3375830

#learnwithBrainly

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3 years ago
Name this polynomial by its degree: 3x² + 5x-3
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Answer:

\boxed{\textsf {The given polynomial is a quadratic polynomial. }}

Step-by-step explanation:

A polynomial is given to us and we need to make the polynomial by its degree . Here the given polynomial is 3x² + 5x -3 .

\sf\implies p(x)= 3x^2+5x-3

So here we can see that the highest power of the variable in the given polynomial is 2 . So the polynomial is a quadratic polynomial .

<u>★</u><u> </u><u>More </u><u>to </u><u>Know </u><u>:</u><u>-</u>

When we equate this quadratic polynomial with 0 , it becomes a quadratic equation.

That is ,

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This is done in order to find the zeroes of the polynomial. The zeroes of the polynomial are the values for which the polynomial becomes 0 .

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