Question

Find the 20th term of the following sequence. -6, -4, -2, 0, ...
1)32
2)44
3)46

Answer 1

+2,+4,+6 just like on number line.negative on one side positive the other,but using the same numbers just switching signs.it's simple too do if you think about it.

Answer 2

A number line.

Answer 3

#1=Correct

Answer 4

its an AP , first term=-6 and common difference =2
so tn=a+(n-1)d where tn is the nth term, a=-6, d=2.
thus t20=-6+(20-1)*2

Answer 5

=-6+38

Answer 6

thanx

Answer 7

exactly what i just said,just in different words.

Answer 8

np