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Question

Mathematics Question on Limits

Evaluate the Given limit: limx1\lim_{x\rightarrow 1} ax2+bx+ccx2+bx+a\frac{ax^2+bx+c}{cx^2+bx+a} , a + b + c ≠0

Answer

\lim_{x\rightarrow 1}$$\frac{ax^2+bx+c}{cx^2+bx+a} = a(1)2+b(1)2+cc(1)2+b(1)+a\frac{a(1)^2+b(1)^2+c}{c(1)^2+b(1)+a}
= a+b+ca+b+c\frac{a+b+c}{a+b+c}
=1 [a+b+c \neq 0]