What is the center of the circle described by the equation (x - 2)^2 +(y + 7)^2 =169

Mathematics

1 answer:

Marizza181 [45]2 years ago

4 0

Answer:

The center is (2, -7)

Step-by-step explanation:

A circle is given by

(x-h)^2 + (y-k)^2 = r^2

where(h,k) is the center and r is the radius

(x - 2)^2 +(y + 7)^2 =169

(x - 2)^2 +(y - -7)^2 =13^2

The center is (2, -7) and the radius is 13

You might be interested in

When constructing a confidence interval for a difference between two population proportions, why is it important to check that t

Ierofanga [76]

The reason why the number of failures and successes in two population proportions must be up to 10 is because it is important to have many of samples from both populations.

<h3>What is a Confidence Interval?
</h3>

This refers to the probability displayed that a parameter will exist between a pair of values around the mean.

It measures the extent to which one can be certain or uncertain about ones sampling method. Confidence Intervals are usually constructed using levels of 95% or 99%.

Learn more about confidence interval in the link below:
brainly.com/question/15712887

5 0

2 years ago

Why is -2.2 x (-3.7) = -8.14 wrong ?? I need a reason to see why it’s wrong

Lorico [155]

it is a positive integer because there are 2 negatives. when you are multiplying or dividing negatives, it always makes a positive

4 0

2 years ago

Read 2 more answers

This is wrong and you need to take it down

lesya692 [45]

I don't think I fully understand what you mean.