List the items mentioned. Try to organize your list in a systematic way.A two-person team is being chosen from Avery, Barb, Carlo, and Deanna. Use a letter to represent each person and list all possible teams.
A. (A, B), (B, A), (A, C), (C, A), (A, D), (D, A), (B, B), (B, C), (C, B), (C, D), (D, C), (B, D), (D, B)
B. (A, B), (A, C), (A, D), (B, C), (B, D), (C, D)
C. (A, B), (A, C), (A, D), (B, A), (B, C), (B, D), (C, A), (C, B), (C, D), (D, A), (D, B), (D, C)
D. (A, A), (A, B), (A, C), (A, D), (B, A), (B, B), (B, C), (B, D), (C, A), (C, B), (C, C), (C, D), (D, A), (D, B), (D, C), (D, D)
Answer: B
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Complete the identity.
= ?
A. 0 B. tan x C. 2 D. 1
Rewrite the polynomial in descending order. Identify the leading term, the leading coefficient, and the degree of the polynomial.-3x4 - 13x2 + 6x + 4x6
A. 4a6, 4, 6 B. -3a4, -3, 4 C. -4a6, -4, 6 D. 3a4, 3, 4
Use radical notation to rewrite the expression. Simplify, if possible.1441/2
A. 6
B. 72
C. 12
D. 
Solve the problem.List all the ordered arrangements of 6 objects a, b, c, d, e, and f choosing 2 at a time without repetition. What is P(6, 2)?
A. aa, ab, ac, ad, ae, af, ba, bb, bc, bd, be, bf, ca, cb, cc, cd, ce, cf, da, db, dc, dd, de, df, ea, eb, ec, ed, ee, ef, fa, fb, fc, fd, fe, ff P(6, 2) = 36 B. ab, ac, ad, ae, af, ba, bc, bd, be, bf, ca, cb, cd, ce, cf, da, db, dc, de, df, ea, eb, ec, ed, ef P(6, 2) = 25 C. ab, ac, ad, ae, af, bc, bd, be, bf, cd, ce, cf, de, df, ef P(6, 2) = 15 D. ab, ac, ad, ae, af, ba, bc, bd, be, bf, ca, cb, cd, ce, cf, da, db, dc, de, df, ea, eb, ec, ed, ef, fa, fb, fc, fd, fe P(6, 2) = 30