Math, asked by nidhinihal22, 5 months ago

find 1.2.4+2.3.7+3.4.10+...upto n terms

Answers

Answered by Angelpriya80

4

Answer:

C: 9 and 1 over 2 divided by 1 over 4

Step-by-step explanation:

C: 9 and 1 over 2 divided by 1 over 4......☺️

Answered by vikashpatnaik2009

0

Answer:

3.8+6.11+9.14+12.17+.

3,6,9,

=3+(n−1)3

=3+3n−3

3n

8,11,14,17

T

n

=8+(n−1)3

=8+3n−3

=3n+5

Tn=3n(3n+5)

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