1.

If p2+q2+r2=−2 for p,q,r∈C and g(x)=∣∣∣∣∣1+p2x(1+q2)x(1+r2x)(1+p2)x1+q2x(1+r2)x(1+p2)x(1+q2)x1+r2x∣∣∣∣∣ for all x∈R, then the value of 4∫1g(x)dx is

Answer» If p2+q2+r2=2 for p,q,rC and g(x)=

1+p2x(1+q2)x(1+r2x)(1+p2)x1+q2x(1+r2)x(1+p2)x(1+q2)x1+r2x

for all xR, then the value of 41g(x)dx is


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