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CBSE Class 11-science Answered

1) For what value of m, the equation: 2x^2-2(2m+1)x+m(m+1)=0 has: a)both roots2 c)both roots2
Asked by | 25 Apr, 2013, 12:03: PM
answered-by-expert Expert Answer
Answered by | 29 Apr, 2013, 11:05: AM

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CBSE 11-science - Maths
The length of a rectangle is 5 more than the 2 times of its breadth. If the perimeter of the rectangle is at least 640 cm. Find the minimum value of its breadth.  
Asked by manthanpal3 | 28 Jun, 2023, 12:20: PM
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CBSE 11-science - Maths
In connection with my previous doubt. Sir/Ma'am, but why are the signs of the inequalities reversed in the 2 inequations in the RD solution?
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Asked by youdhustu | 25 Jun, 2022, 01:48: PM
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CBSE 11-science - Maths
How to split this double inequality into 2 inequations and get the solution set of the system of inequations by intersection method? I didn't understand how to split it into 2 inequations.
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Asked by youdhustu | 25 Jun, 2022, 12:10: PM
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CBSE 11-science - Maths
A= {(x, y): x, y∈ I, X≥0, y≥0 and 5x + 6y ≤40} B= {(x, y): x, y∈ l, x≥0, y≥0 and 6x + 5y ≤ 40} Where I denotes set of integers, then n(A∩B) is
Asked by mohvijayjain12 | 22 Jun, 2022, 11:07: AM
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CBSE 11-science - Maths
solve
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Asked by akshaybhai120 | 27 May, 2022, 06:45: PM
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CBSE 11-science - Maths
Find values of x for:- ||x-1|-2|=|x-3|
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Asked by 9377777388ts | 09 Aug, 2020, 05:36: PM
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CBSE 11-science - Maths
3x+2y>5,y>2
Asked by swajaydixit04 | 19 Jun, 2020, 10:22: PM
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CBSE 11-science - Maths
Find x .
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Asked by anshr8260 | 24 May, 2020, 07:03: PM
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CBSE 11-science - Maths
If we know two inequalities for a number k, how should we combine them? Like ( k is greater than 2) and ( {k+6}{k-4} is greater than 0). What will be k ultimately?
Asked by drhimasingh | 23 Apr, 2020, 11:34: AM
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CBSE 11-science - Maths
Solve (x+7/x+4)>1;x belongs to R
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Asked by sankarprasadroy1187 | 11 Feb, 2020, 07:03: PM
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