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CBSE Class 10 Answered

Find the sum of the first 25 terms of an AP whose nth term is given by tn=7-3n
Asked by | 10 Oct, 2012, 08:22: PM
answered-by-expert Expert Answer
Answered by | 10 Oct, 2012, 09:16: PM

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CBSE 10 - Maths
if one of the zeroes of quadratic polynomial F(x) = 4x² - 8kx - 9 is equal in magnitude but opposite in sign, find K
Asked by rrajansinghakb199 | 08 Apr, 2024, 05:12: PM
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CBSE 10 - Maths
maths quadratic
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Asked by afiyamallick12 | 23 Feb, 2024, 11:32: PM
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CBSE 10 - Maths
2 x square - 2 root 2 X + 1 is equal to 0
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Asked by goyelgurav | 18 Dec, 2023, 11:23: PM
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CBSE 10 - Maths
(x+1)²=2(x-3)
Asked by Kunalbaniya384 | 25 Nov, 2023, 08:32: PM
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CBSE 10 - Maths
if alpha and beta are the zeros of the polynomial ax2+bx+c find the value of alpha3+beta3
Asked by mehraharshit.dk000 | 05 Oct, 2023, 08:05: PM
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CBSE 10 - Maths
If α and β are tge zeros of the polynomial x^2 - 6x + k and 3α + 2β=20 , then the value of k is
Asked by ruchipandey20071978 | 21 May, 2023, 10:00: PM
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CBSE 10 - Maths
What is a quadratic equation.
Asked by varma.renu9481 | 25 Jan, 2023, 04:11: PM
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CBSE 10 - Maths
your study room is shaped like a rectangle it has a area of 28 square cm and diameter 22 cm can you tell its dimensional
Asked by yogitamanojkumar | 09 Jan, 2023, 04:01: PM
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CBSE 10 - Maths
hi
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Asked by chaudahryanshika | 03 Jan, 2023, 10:04: AM
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CBSE 10 - Maths
Meena and Seema alone can complete the whole work in (9y+3) days and 9z days, respectively and Reena and Kisan alone can complete the whole work in (2x + 2) days and (x - y) days, respectively. Reena and Chhaya together can complete the whole work in 18 days and Jaya and Payal together can complete the whole work in 24 days. Payal and Chhaya alone can complete the whole work in (10z + 2) days, and 6z days respectively. Kisan and Ira together can complete the whole work in 120/7 days and Ira and Jaya alone can complete the whole work in (x + y) days and 14z days, respectively. Find x, y and z.
Asked by nk.neetuhome | 18 Nov, 2022, 03:43: PM
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