Grade 12th PassAlgebra
If a, b, c are positive real numbers, then the number of of real roots of the equation ax2+ b|x|+ c = 0 is
If a, b, c are positive real numbers, then the number of of real roots of the equation ax2+ b|x|+ c = 0 is
1 Answer
Nicho priyatham
Approved Tutor Answer11 Years agof(x)=a|x|2+ b|x|+ c
so the graph of of above function always lies above xaxis because a,b,c are positive and mod x is also positive
so their sum and product will be positive so it can never become 0
so no real roots
PLEASE APPROVE
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