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

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 makes one DNA molecule different from another?

A student runs 2 minutes for every 10 minutes she walks. How long would it take for the student to walk if she runs for 7 minutes

______ are people who start several businesses, sometimes at the same time or sometimes one after the other. a. Serial entrepreneurs b. Social entrepreneurs c.

Which action BEST describes how constituents can influence local and state government officials? A) not voting B) door to door C) withholding campaign funds

Identify which of these types of sampling is used: random, systematic, convenience, stratified, or cluster. The author surveyed a sample from the population of

Keener Incorporated had the following transactions occur involving current assets and current liabilities during February 2017. Feb. 3 Accounts receivable of $

what is 41.60 divided by 6.5?

Determine the equation of the inverse of y= 2^3x-1

Whats the product of (5r+2)(3r-4)

(All numbers can be reused) Using only 5 numbers to make a set that has a mean of 5, what’s the highest median this set can have? Numbers: 0, 1, 2, 2.5, 3, 7,