fa5nitybugganna fa5nitybugganna

04-07-2016
Mathematics

contestada

which is an equation of a circle with center (2, -1) that passes through the point (3, 4)?

Respuesta :

nobillionaireNobley nobillionaireNobley

10-07-2016

Equation of circle is (x - a)^2 + (y - b)^2 = r^2; where (a, b) is the center and r is the radius.
r^2 = (2 - 3)^2 + (-1 - 4)^2 = (-1)^2 + (-5)^2 = 1 + 25 = 26
Equation is (x - 2)^2 + (y + 1)^2 = 26

Answer Link

Otras preguntas

Find the area of the sector of the circle Radius. 7kmCentral angle. 2pi over 3 Show steps

Question 2 / 12 Which two statements, when read together, prove that Suneeta is a vet at the zoo? Select two answers. None of Christopher's teammates aren't ve

15 man can do a piece of work in 80 days . If 5 man are added, how long will it take to ccomplete same piece of work.

3t + 4y + 5t Anyone?

during the first world war, at a time when there were lots of

Label each group of words as a fragment or sentence. Whenever I am depressed I need to lift my spirits. Sentence or fragment?

It is an equation What is - x+3x=25 2x+36x=2

If 2x - 4= 16 for some value of x, then what is the value of x + 2 for the same value of x?

what were the activities of the apostles

Express the formula d = rt in terms of the time, t. Use your formula to find the time when the distance is 40 and the rate is 8. A)t= 4; 1 = 5 B)t= ; t = 0.2 C)