Find the special product.(p + 11q)(p - 11q)
A. p2 - 121q2
B. p2 + 22pq - 121q2
C. p2 - 22pq - 121q2
D. p2 - 22q2
Answer: A
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Let U = {1, 2, 4, 5, a, b, c, d, e}. Find the complement of the set.P = {e, a, c, 4, 5}
A. {1, 2, 3, b, d} B. {b, d, 1, 2, 3} C. {1, 2, b, c, d} D. {1, 2, b, d}
Find the standard deviation. Round to one more place than the data.15, 11, 13, 7, 11, 15, 12, 19, 8, 15
A. 3.6 B. 3.1 C. 3.3 D. 1.4
Provide an appropriate response.State whether the following angle pairs are complementary, supplementary, or neither: 63°, 
Fill in the blank(s) with the appropriate word(s).
Solve the problem.An exam consists of 9 multiple-choice questions and 6 essay questions. If the student must answer 7 of the multiple-choice questions and 4 of the essay questions, in how many ways can the questions be chosen?
A. 540 B. 65,318,400 C. 1512 D. 261,273,600