sirenasesi sirenasesi
  • 09-10-2020
  • Mathematics
contestada

Write the standard form of the equation of the circle with radius 7 and center (4,−9).

Respuesta :

learners
learners learners
  • 11-10-2020

Answer:

x^2 + y^2 - 8x + 18y + 48 = 0

Step-by-step explanation:

(x-h)^2 + (y-k)^2 = r^2 where (h,k) is the centre of circle and r is the radius of circle. hence the standard form of equation can be obtained by expanding

(x-4)^2 + {y-(-9)}^2 = 7^2

Answer Link

Otras preguntas

What are the elements of the elements of a story?
In which region did colonial founders believe most strongly in freedom of religion? A. ) Region 1 B. ) Region 2 C. ) Region 4 D. ) Region 3
What is the source of radiogenic heat?
In a closed economy, Y = $16 billion C = $12.8 billion I= $1.6 billion TR$1.0 billion T = $4.0 billion Calculate each of the following (round each answer to one
pls help plssssss using radicals 20 POINTS !!!
How did locomotives improve the transportation of goods and people?
If you start with 25.0 grams of lead (II) nitrate and 15.0 grams of sodium iodide, how many grams of sodium nitrate can be formed?
What did public life in the Chola Empire center around? O Christian churches O Buddhist shrines O Muslim mosques O Hindu temples
What is one major drawback of high-return investments compared to low-return investments?.
What is the dilation called if scale factor is less than 1?