(2) Write out the first four terms of the sequence {1+ (-1)"}, starting with = 0. (b) Write out the first four terms of the sequence {7cos (nx) }, starting withn = 0. (c) Use the results in parts (a) and (b) to express the general term of the sequence 14, 0, 14, 0, ... in two different ways, starting with n = 0. (a) ao = az = as = by by = by = (c) Choose two correct answers. 07+ 7cos(n n) O 7(1 + (-1)") O 14cos (n x) O7+ (-7)" O 14(1 + (-1)")
(2) Write out the first four terms of the sequence {1+ (-1)"}, starting with = 0. (b) Write out the first four terms of the sequence {7cos (nx) }, starting withn = 0. (c) Use the results in parts (a) and (b) to express the general term of the sequence 14, 0, 14, 0, ... in two different ways, starting with n = 0. (a) ao = az = as = by by = by = (c) Choose two correct answers. 07+ 7cos(n n) O 7(1 + (-1)") O 14cos (n x) O7+ (-7)" O 14(1 + (-1)")
Chapter9: Sequences, Probability And Counting Theory
Section9.1: Sequences And Their Notations
Problem 4SE: What happens to the terms an of a sequence when there is a negative factor in the formula that is...
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Transcribed Image Text:(a) Write out the first four terms of the sequence {1+ (-1)"}, starting with = 0.
(b) Write out the first four terms of the sequence {7cos (nx) }, starting withn = 0.
(c) Use the results in parts (a) and (b) to express the general term of the sequence 14, 0, 14, 0, ... in two different ways, starting with
1 = 0.
(a)
a =
(b)
bo =
bị =
bz =
bz =
(c) Choose two correct answers.
07+ 7cos( nn)
O 7(1 + (-1)
O 14cos (n x)
07+(-7)"
O 14(1 + (-1)")
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