o a' + 10a+ 25 – InterviewSolution

1.	o a' + 10a+ 25
Answer» a^2+(5+5)a+25= 0a^2+5a+5a+25= 0a(a+5)+5(a+5)=0(a+5)(a+5)= 0a= -5 and a= -5

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