duckhunter6101 duckhunter6101

21-05-2018
Mathematics

contestada

1.The equation of a circle in general form is x2 + y2 – 6x + 4y – 86 = 0 What is the center and radius of the circle?

Respuesta :

tramserran tramserran

22-05-2018

x² - 6x + y² + 4y = 86

Complete the square:
x² - 6x + (9) + y²+4y + (4) = 86 + (9) + (4)
→(x - 3)² + (y + 2)² = 99

Center: (3, -2)
radius: √99 = 3√11

Answer Link

Otras preguntas

Environmental degradation is a consequence of previous technological advances. Please select the best answer from the choices provided a. True b. False

List two reasons why amphibians must live in moist environment.

Which of the following types of coverage would pay for damage to your automobile in an accident for which you were at fault? a. Property damage liability b. C

The president's cabinet is an example of which type of task group? focus group advisory group integrated work team quality circle

which is bigger 60% of 90 or a bad of 100 hundred show working out

Write the standard form of the equation of each line. How do I find the slope and y-intercept with the graph for problem 6???

what is 1÷0?and is it possible

Gwen is making a circular rug with a radius of 3 feet. What will the area of the rug be that she is making?

How do you do these questions??Please help me!!

What was the purpose and results of the Manhattan Project?