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USPshnik [31]
3 years ago
8

The equation X squared plus Y squared minus 2X plus 7Y +1 equals zero can be written as which of the following equations

Mathematics
1 answer:
ad-work [718]3 years ago
6 0

For this case we must write in algebraic symbology the expression described above:

We have an equation, then:

  • x squared plus y squared: x ^ 2 + y ^ 2
  • minus 2x plus 7y plus 1: -2x + 7y + 1
  • equals zero: = 0

We construct the equation:

x ^ 2 + y ^ 2-2x + 7y + 1 = 0

Answer:

x ^ 2 + y ^ 2-2x + 7y + 1 = 0

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aleksklad [387]

Answer:

Espera espera espera.......

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Step-by-step explanation:

espero que ayude

5 0
3 years ago
The modulus of (3 + 4i)4 is _____.<br><br> 5<br> 20<br> 125<br> 625
vladimir1956 [14]
(3+4i)*4 = 3*4+4i*4 = 12+16i

The complex number 12+16i is in the form a+bi where a = 12 and b = 16

m = modulus
m = distance from (0,0) to (a,b)
m = sqrt(a^2+b^2)
m = sqrt(12^2+16^2)
m = sqrt(144+256)
m = sqrt(400)
m = 20

Answer: 20
6 0
2 years ago
The parent function of the function g(x) = (x - 5)2 + k is f(x) = x2. The vertex of the function g(x) is located at (9,-8).
likoan [24]

Answer:

h = 5 and k = -8.

Step-by-step explanation:

The parent equation is f(x) = x², which is the equation of a parabola having the vertex at point (0,0).

The original equation is given by g(x) = (x - 5)² + k, ⇒ y = (x - 5)² + k

⇒ y - k = (x - 5)²

So, the vertex of the original equation is at (5, k) which is given to be (5, -8)

Therefore, h = 5 and k = -8. (Answer)

6 0
3 years ago
Suppose the six people consist of three mar- ried couples and each couple wants to sit together with the older partner on the le
chubhunter [2.5K]

6 possible ways to order 3 couples in a row

Given,

We have three married couples. that is six persons in total.

a, b, c, d, e, f may taken as the six persons.

Considering the statement:

Elder partner on the left, assume a, c and e as elders.

Then we have, (a, b) ------ ( 1)

                        (c, d) ------ (2)

                        (e, f) ------ (3)

There is no change in position between the couples.

So, we get three persons in total.

Possible ways to order these three persons will be like this: 3! = 3×2×1

                                                                                                        = 6

Learn more about seating arrangement here ; brainly.com/question/10702719

#SPJ4

 

4 0
2 years ago
Number e and explain please and thanks
miskamm [114]
I believe it's -5 as it's -5 away from -10 and -5 away from 0 hope this helps
5 0
3 years ago
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