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CBSE Class 10 Answered

Which term of an AP 19, 90/5, 87/5... Is first negative term 
Asked by Muskanmv345 | 20 May, 2019, 11:01: PM
answered-by-expert Expert Answer
begin mathsize 16px style Here space 90 over 5 space minus space 19 space equals space fraction numerator 90 space minus space 95 over denominator 5 end fraction space equals space minus 1 87 over 5 minus space 90 over 5 space equals space fraction numerator negative 3 over denominator 5 end fraction space Since space the space difference space between space the space consecutive space term space of space the space series space is space not space same. It space is space not space an space straight A. straight P. So comma space we space cannot space find space the space first space negative space term. end style
Answered by Yasmeen Khan | 21 May, 2019, 10:43: AM

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CBSE 10 - Maths
1.The mean weight of 9 students is 25 Kg. if one more student is joined in the group, the mean is unaltered. Find the weight of 10th student 2.If the nth term of an A.P is pn+q find its common difference.
Asked by purbashadebnath1980 | 09 Mar, 2024, 12:10: PM
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CBSE 10 - Maths
which term of the AP 3,8,13,18.....is. 78?
Asked by durgauikey7000 | 08 Dec, 2023, 08:16: PM
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CBSE 10 - Maths
if m times the m th term of an AP is equal to n times the n th term, show that the (m+n) th term of the AP is zero
Asked by prassanna.j | 13 Nov, 2023, 11:23: PM
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CBSE 10 - Maths
The mth term of an AP is n and the nth term is m. Find the rth term of the AP.
Asked by latayadav23 | 17 Oct, 2023, 08:25: PM
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CBSE 10 - Maths
The 11th term from the end of the AP 10, 7, 4,........, -62 is  A) 25 B) 16 C) -32 D) 0
Asked by paresh0311 | 21 Mar, 2023, 04:58: PM
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CBSE 10 - Maths
n/2 [2+2n]
Asked by vaishaliboriwarruturushi | 16 Dec, 2022, 07:13: PM
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CBSE 10 - Maths
find the 31th term of an AP whose 11th term is 38 and 16th term is 73
Asked by jaiprakashprasadr | 19 Jul, 2022, 09:22: PM
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CBSE 10 - Maths
an-ak for the AP a,a+d,a+2d
Asked by harinimathi815 | 21 Feb, 2022, 08:14: PM
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CBSE 10 - Maths
plzz solve all these
question image
Asked by monalipradhan909 | 21 Mar, 2021, 07:10: PM
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CBSE 10 - Maths
The 8th term of APThe 8th term of AP is 0. Prove that its 38 term is triple of its 18th term  
Asked by Shirlythomas1332 | 20 Mar, 2021, 10:11: AM
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