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

How many molecules are in 13.5 g of sulfur dioxide?

The potential difference across a resistor increases by a factor of 2. How does the current change? (Ohm's law: V = IR) A. It decreases by a factor of 2.

2. Three bells P, Q and R ring at intervals of 40, 48and 60 minutes respectively. If they ring together at 6.15 a.m. when will they ring together again?

Describe the nature of indeterminate sentencing and explain its positive aspects

Two roads that cross at right angles are used as the coordinate axes for a city map. A hospital is located at the point (−1.25, −5.5) -1.25, -5.5 . How far is

A cell is in a solution of 40% water. if this cell swells, what can you state about the relationship of the cell to its solution?

Hypothesizing describe two inventions that helped spark the scientific revolution and their impact.

Mireya Moscoso worked with Jimmy Carter to retrieve the _____ from the Panama Canal, which was previously under US control.

How to do this question I am having a problem trying to do it

Robin is making bows to sell at her mother's yard sale. She will use 3/4 foot of red ribbon and 2/3 foot of blue ribbon to make each bow. What is the ratio of