For every integer k from 1 to 10, inclusive the kth term of a certain sequence is given by [ (-1) ^ (k+1) ]∗[1/2^ (k) ].

If T is the sum of the first 10 terms in the sequence, then T is:

A. Greater than 2

B. Between 1 and 2

C. Between 1/2 and 1

D. Between 1/4 and 1/2

E. Less than 1/4

Question

Mathematics

Beef

28 July, 05:57

For every integer k from 1 to 10, inclusive the kth term of a certain sequence is given by [ (-1) ^ (k+1) ]∗[1/2^ (k) ].

If T is the sum of the first 10 terms in the sequence, then T is:

A. Greater than 2

B. Between 1 and 2

C. Between 1/2 and 1

D. Between 1/4 and 1/2

E. Less than 1/4

+4

Answers (1)

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Leonel Stark · Answer 1

For every integer k from 1 to 10, inclusive the kth term of a certain sequence is given by [ (-1) ^ (k+1) ]∗[1/2^ (k) ].

If T is the sum of the first 10 terms in the sequence, then T is:

B.

A. Greater than 2

B. Between 1 and 2

C. Between 1/2 and 1

D. Between 1/4 and 1/2

E. Less than 1/4

For every integer k from 1 to 10, inclusive the kth term of a certain sequence is given by [ (-1) ^ (k+1) ]∗[1/2^ (k) ].If T is the sum of the first 10 terms in the sequence, then T is:A. Greater than 2B. Between 1 and 2C. Between 1/2 and 1D. Between 1/4 and 1/2E. Less than 1/4

For every integer k from 1 to 10, inclusive the kth term of a certain sequence is given by [ (-1) ^ (k+1) ]∗[1/2^ (k) ].

If T is the sum of the first 10 terms in the sequence, then T is:

A. Greater than 2

B. Between 1 and 2

C. Between 1/2 and 1

D. Between 1/4 and 1/2

E. Less than 1/4