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Math

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what is the answer of this question 5^(2)+10x-30=0

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5∧2+10x-30=0
25+10x-30=0
-5+10x=0
10x=5
10 10
x=5 or 1
10 2

or

5∧2+10x-30=0
25+10x-30=0
-5+10x=0
-5=-10x
-10 -10
1=x
2

.. positive ang sgot..

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