A.)-5(n3 – n2 – 1) + n(n2 – n)B.) (n2 – 1)(n + 2) – n2(n – 3)C.) n2(n – 4) + 5n3 – 6 D.)2n(n2 – 2n – 1) + 3n2 arrange them in in
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From the problem we have
In △ABC, m∠A=52°, c=11, and m∠B=19°.
Draw the diagram with the help of given information, (see the attached image)
Now using Sine Law in the Triangle ABC, we can write
Now from Triangle ABC , we can write
Now simplify , we get
