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A^2+b^2=9 , a+b=? with the method ​
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3 votes
A^2+b^2=9 , a+b=? with the method ​

User Andreas Gohr
by
7.4k points

1 Answer

2 votes

Answer:

3

Explanation:

a^2+b^2=9

(a+b)^2=9

finding the square root on both sides of the equation

a+b=3

User Danny Thomas
by
7.5k points
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