plz tell the answer of this question as fast as possible...
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if x+a = 0
x = -a put in equestion
2(-a)²+2a(-a)+5(-a)+10 =0
2a²-2a²-5a+10 = 0
5a = 10
a = 2 Ans...
x = -a put in equestion
2(-a)²+2a(-a)+5(-a)+10 =0
2a²-2a²-5a+10 = 0
5a = 10
a = 2 Ans...
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