9th Science (English medium) Term-1 real paper 9 December 2021 | PSEB Term-1 exam Science #pseb 9th

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Find the 15^(th) term of the series 3 - 6 +9 - 12 + …

Find the 4 terms in G .P. in which 3rd term is 9 more than the first term and 2nd term is 18 more than the 4th term.

Find the 15^(th) term of the A.P with second term 11 and common difference 9.

If the 9th term of an AP is zero, then prove that its 29th term is twice its 19th term.

The 25th term of an A.P. exceeds its 9th term by 16. Find its common difference.

Given that the (p+1)th term of an A.P. is twice the (q+1)th term, prove that the (3p+1)th term is twice the (p+q+1)th term.

The 9t h term of an A.P. is 449 and 449th term is 9. The term which is equal to zero is 501 t h (b) 502 t h (c) 508 t h (d) none of these

The 19th term of an A.P. is equal to three times its 9th term.If its 9th term is 19, find the A.P.