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Lena [83]
3 years ago
14

Write the equation of a circle whose center is at the origin and contains the point (2, 3).

Mathematics
1 answer:
Ivanshal [37]3 years ago
4 0

Answer:

x²+y²=13

Step-by-step explanation:

any circle with center at (0,0)

is of the form

x²+y²=r²

find out r²

r² = (2²+3²)=13

so the answer

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The unit digit in the square of the number 572 is
Pepsi [2]

Answer:

<h2>The unit digit of the square of 572 is 4</h2>

Step-by-step explanation:

In this problem, we are expected to tell what number is at the unit position of the square of 572.

firstly, what is the square of 572.

this is gotten as = 572^2

                          =572*572

                          =327184

from the result, the value at the unit position is 4

The unit digit of the square of 572 is 4

8 0
4 years ago
What is the domain of the graph? A) 2 &lt; x &lt; 5 B) 2 ≤ x ≤ 5 C) 3 &lt; y &lt; 5 D) 3 ≤ y ≤ 5
Firlakuza [10]

Answer:

A rectangle of dimension 2*3.

Step-by-step explanation:

Draw two lines y=3 and y=5.

Draw two lines x=2 and x=5.

There intersection is rectangle with vertices (2,3), (2,5), (5,3), (5,5)

8 0
3 years ago
Read 2 more answers
I really need this done please
ehidna [41]

Explanation:

1. <em>Alternate</em> angles are on opposite sides of the transversal. <em>Interior</em> angles are angles that are between the parallel lines. (<em>Exterior</em> angles are outside the parallel lines.)

Two pairs of alternate interior angles are ...

  • ∠2 and ∠7
  • ∠4 and ∠5

__

2. <em>Corresponding</em> angles are ones that are on matching corners of the intersections of the transversal with the parallel lines. ∠2 and ∠6 are corresponding, because they both are on the Northeast corner of their respective intersections. In general, one will be an interior angle, and the other will be an exterior angle with respect to two parallel lines.

<em>Same-side interior</em> angles are on different corners of the intersection, and both are interior. (Same-side <em>exterior</em> angles are on different corners of the intersection, and both are <em>exterior</em>.)

Pairs of corresponding angles and pairs of same-side angles are on the same side of the transversal.

There are four pairs of corresponding angles:

  • ∠1 and ∠5
  • ∠2 and ∠6
  • ∠3 and ∠7
  • ∠4 and ∠8

__

3. The two pairs of same-side interior angles are ...

  • ∠2 and ∠5
  • ∠4 and ∠7

If either pair has a sum of 180°, lines <em>p</em> and <em>q</em> will be parallel.

7 0
3 years ago
Find the vertex, zero(s), and y-intercept of the graph of y = –x2 + 4x + 32.
xxMikexx [17]

Answer:

The correct option is A.

Step-by-step explanation:

The given equation is

y=-x^2+4x+32

Put x=0, in the given equation.

y=-(0)^2+4(0)+32=32

The y-intercept is (0,32).

Put y=0, to find the x-intercept.

0=-x^2+4x+32

0=-x^2+8x-4x+32

0=-x(x-8)-4(x-8)

0=-(x+4)(x-8)

x=-4,8

Therefore the y-intercepts are (-4,0) and (8,0).

The vertex of a parabola f(x)=ax^2+bx+c is

(-\frac{b}{2a},f(-\frac{b}{2a}))

-\frac{b}{2a}=-\frac{4}{2(-1)}=2

Put x=2 in the given function.

y=-(2)^2+4(2)+32

y=-4+8+32

y=36

The vertex is (2,36).

Therefore option A is correct.

5 0
3 years ago
Read 2 more answers
Please help mee!!!!!!!
anygoal [31]

Answer:

We just have to solve 3x - 1 = 0 and x + 6 = 0 so the answers are x = 1/3 and x = -6.

4 0
4 years ago
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