91Ó°ÊÓ

Q. 28

Page 586

Find the first five terms of each arithmetic sequence described.

$a_1=\frac{5}{8},d=\frac{3}{8}$

Q28.

Page 581

Find the first five terms of each arithmetic sequence described.

$a_1=\frac{5}{8},d=\frac{3}{8}$

Q. 29

Page 586

Find $a_8$ if $a_n=4+3n$

Q29.

Page 581

Find $a_8$ if $a_n=4+3n$

Q3.

Page 586

Write the series 7 + 10 + 13 + 16 using sigma notation.

Q3.

Page 580

Write an arithmetic sequence with common difference -5.

Q. 30

Page 586

If$a_n=1−5n$ , what is $a_{10}$ ?

Q30.

Page 581

If $a_n=1−5n$, what is $a_{10}$ ?

Q. 31

Page 586

Find the indicated term of each arithmetic sequence.

$a_1=3,d=7,n=14$

Q31.

Page 581

Find the indicated term of each arithmetic sequence.

$a_1=3,d=7,n=14$