The play director spent 190190190 hours preparing for a play. That time included attending 353535 rehearsals that took varying a
1 answer:
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V solid = π * 
* 13 / 3 + π * * 2 = 3.14 * 25 *13 / 3 + 3.14 * 50 = 340.16 + 157 = 497.16 ≈ 497.20 cubic centimeters;
Answer:
D. 1
Step-by-step explanation:
We have the expression,
We get, eliminating the cosecant function,
As, sinx is reciprocal of cosecx and cosx is reciprocal of secx,
i.e.
i.e.
Since, we know that,
Thus,
So, after simplifying, we get that the result is 1.
Hence, option D is correct.