benchang1467 benchang1467

02-01-2018
Mathematics

contestada

Find the center and radius of the circle. (x − 1)2 + (y + 3)2 = 49

Respuesta :

anchitthawi anchitthawi

02-01-2018

actually the formula is
(x-a)^2 + (y-b)^2 = r^2

so the center of this circle is (a,b) = (1, -3)
and radius of this circle is 7.

Ver imagen anchitthawi

Answer Link

Otras preguntas

Multiply both sides of the each equation in order to get the coefficient to be an integer. 45=1/2a-3

Even in Arts cluster there is a need for a. only an art degree.B. technology training. c. mostly unskilled labor. d. no new job seekers.

Express with an exponent and the given base: 64, base 8

Sediments are deposited in an alluvial fan because __________________________________________

In "The Highwayman," how does Bess warn the highwayman of danger? a. by firing the gun into the air b. by running away from the British troops c. by shouting o

Sediments are deposited in an alluvial fan because __________________________________________

A photon with a frequency of 5.48 × 10^14 hertz is emitted when an electron in a mercury atom falls to a lower energy level. Calculate the energy of this photon

When Earth and the Moon are separated by a distance of 3.84 × 10^8 meters, the magnitude of the gravitational force of attraction between them is 2.0 × 10^20 ne

Dana is making a seating chart for an awards banquet. There are 184 people coming to the banquet. If 8 people can be seated at each table, how many tables will

What is the total number of valence electrons in an atom of sulfur in the ground state? A. 6 B. 8 C. 3 D. 4