Find the 8th term of the A.P -3, -1, 1 ......

Gmeoverse

1 year ago

Here is the solution:

The formula for A.P is Tn=a+(n-1)d
where
Tn= nth term
a= first term
n= number of terms
d= common difference

To solve for the common difference:
2nd term - 1st term = -1-(-3)= 2

Tn=a+(n-1)d

T8= -3+(8-1)2
= -3+(7)2
= -3+14
= 11

Titilayo3491

9 years ago

myschool are u sure of dis sol

Testyem

5 years ago

Yh the correct ans is 11

Phaye19

1 year ago

T8 = -3+(8-1)2
= -3+7x2
= -3+14
= 11

joseph412

1 year ago

because the formula that i have being taught to calculate the 8th term of an a.p is a+7d

Passino14

8 years ago

The answer is correct but the formula is different from what I know

Oyinbamzs

2 years ago

the solution is confusing but the answer is correct

Abundancegirl

2 months ago

i don't really understand that o

joseph412

1 year ago

answer is supposed to be -17