Which of the following would be equivalent to 11^8/11^3? 11^7/11^7 11 . 11^4 11^5 11^0
2 answers:
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The equation of a circle:
(h, k) - a center
r - a radius
We have:
The center (-3, -4) → h = -3 and k = -4.
The radius is equal the distance between the center of the circle and the origin.
The formula of a distance between two points:
Substitute
therefore r = 5.
Answer: