MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

nth Term of an AP

4th and 5th...

Question

$4 t h$ and $5 t h$ terms of an AP are $11, 14$ respectively, the first two terms of the AP will be_____.

A

2, 5

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

0, 2

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

1, 3

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

3, 6

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B $2, 5$
solution:
$a_{4} = a + (4 - 1) d = 11$
$a_{5} = a + (5 - 1) d = 14$
$d = 3$
putting in $a_{4}$ we get
$a + 3 d = 11$
$a_{1} = 2$
$a_{2} = 2 + 3 = 5$
hence the correct option:A

Suggest Corrections

thumbs-up

0

Similar questions

4^{th}

9^{th}

terms of an AP are 18 and 68 respectively. The sum of the first 10 terms of the AP is .

Q. The first and last terms of an AP are 6 and 12 respectively and also 12 is the 4th term of the AP. The sum of all terms of this AP is ___.

Q. If the 5th and 12th terms of an AP are

30

65

respectively, what is the sum of the first 20 terms?

Q. If the third and the eighth terms of an AP are 9 and -6 respectively, which term of this AP is zero?

Q. Find the sum of first

17

terms of an AP whose

4^{t h}

9^{t h}

15

30

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

General Form of an AP

MATHEMATICS

Watch in App

explore_more_icon

Explore more

nth Term of an AP

Standard X Mathematics

Join BYJU'S Learning Program

CrossIcon