1.

For real numbers p,q,r and s, if (cos−1p+cos−1q)(cos−1r+cos−1s)=4π2 and Δ=∣∣∣pn1qn2rn3sn4∣∣∣ where n1,n2,n3,n4∈N, then the absolute difference between the maximum and the minimum values of Δ is equal to

Answer» For real numbers p,q,r and s, if (cos1p+cos1q)(cos1r+cos1s)=4π2 and Δ=pn1qn2rn3sn4 where n1,n2,n3,n4N, then the absolute difference between the maximum and the minimum values of Δ is equal to


Discussion

No Comment Found