Binomial Theorem quiz
Find the seventh term of the expansion of (-3x-2y)^11
A. 462 (-3x)^5 (-2y)^6
Rafael is taking a test that contains a section of 12 true-false questions. How many of the possible groups of answers to these questions have exactly 8 correct answers of false?
B. 495
Find the middle term of the expansion of (sqrtX+sqrtY)^8
B. 70x2y2
What is the sign of the second term of the expansion of (x - y)n for n = 3, 4, and 5?
B. negative
Find the 7th term of the expansion of (3c + 2d)9.
C. 145,152c3d6
Write an expression to represent the sum of the numbers in the nth row of Pascal's triangle.
C. 2^N
Find the seventh term of the expansion of (3x+7y)^11
C. 462(3x)^5(7y)^6
Each term in a binomial expansion has degree n; therefore, the product of the exponents of each term is n.
False
Rafael is taking a test that contains a section of 12 true-false questions. How many of the possible groups of answers to these questions have at least 6 correct answers of true?
NOT C
A coin is flipped five times. Find the number of possible sets of heads and tails that have 0 heads.
NOT D
Find the 4th term of the expansion of (a - )8
NOT D
Find the 6th term of the expansion of (2p - 3q)11.
b. -7,185,024p6q5
Find the 8th term of the expansion of (1/2x-y)^10
d. -15x3y7
A coin is flipped five times. Find the number of possible sets of heads and tails that have 2 heads.
d. 10
Find the 5th term of the expansion of (x + y)9.
d. 126x5y4