14.a) Write the algebraic form of the arithmetic sequence 1, 4, 7, 10, ........ b) Is 100 a term of this sequence ? Why ? c) Prove that the square of any term of this sequence is also a term of it.
Answers
Answered by
2
Step-by-step explanation:
10=1+3d
ii. 100=1+n-1)3
100=1+3n-3
102=3n
n=34
iii let the square of 4 = 16
we have to find that 16 is a term of this ap
16=1+(n-1)3
16 =1+3n-3
16=3n-2
18=3n
n=6
Similar questions