5th term of an ap is 38and 8th term is 62
What is common difference
Answers
Answered by
3
Step-by-step explanation:
a5= 38
a8=62
hence, a +4d=38 ___(i)
a+7d=62_____(ii)
(-) (-) (-)
__________
-3d= -24
3d= 24
therefore,
d = 24÷3
d= 8 ( Ans)
you can also find first term(a)--
on putting (d=8) in (i) we get,
a + (4×8) = 38
a = 38 - 32
a = 6
Answered by
2
Answer:
common difference is 8
Step-by-step explanation:
- a5=38
- a8=62
- a+4d=38 eq1
- a+7d=62eq2
- sub eq 1 and 2
- -3d=-24
- d=8
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