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

Sagot :

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