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emmainna [20.7K]
3 years ago
8

What are the center and radius of the circle defined by the equation x2 + y2 - 6x+By+21=0 ?

Mathematics
1 answer:
podryga [215]3 years ago
5 0

    (x-3)2+(y+B2)2+By=-12+B24

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The simplified form of the function will be (√10 - √10 + √15 - √21 ).

<h3>What is an expression?</h3>

Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication and division.

The expression will be calculated as:-

(√2  + √3 ) ( √5 - √7 ) = √2 (√5 + √7 ) + √3 ( √5 - √7 )

                                    = √2√5 + √2√7 + √3√5 - √3√7

                                    = √10 + √14 + √15 - √21

Therefore simplified form of the function will be (√10 - √10 + √15 - √21 ).

To know more about expression follow

brainly.com/question/723406

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