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CBSE Class 11-science Answered

14th sum plz
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Asked by lovemaan5500 | 07 Oct, 2018, 02:35: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight x over straight a cosθ 6 plus straight y over straight b sinθ equals 1 bxcosθ plus aysinθ equals ab bxcosθ plus aysinθ minus ab equals 0...... left parenthesis straight i right parenthesis Length space of space tehperpendicular space from space the space point space open parentheses square root of straight a squared minus straight b squared end root comma 0 close parentheses space is straight p subscript 1 space equals space fraction numerator open vertical bar bcosθ left parenthesis square root of straight a squared minus straight b squared end root plus asinθ cross times 0 minus ab close vertical bar over denominator square root of straight b squared cos squared straight theta plus straight a squared sin squared straight theta end root end fraction straight p subscript 1 equals fraction numerator begin display style open vertical bar bcosθ left parenthesis square root of straight a squared minus straight b squared end root minus ab close vertical bar end style over denominator begin display style square root of straight b squared cos squared straight theta plus straight a squared sin squared straight theta end root end style end fraction........ left parenthesis ii right parenthesis Similarly space find space straight p subscript 2 space end subscript equals space fraction numerator begin display style open vertical bar bcosθ left parenthesis square root of straight a squared minus straight b squared end root plus ab close vertical bar end style over denominator begin display style square root of straight b squared cos squared straight theta plus straight a squared sin squared straight theta end root end style end fraction find space straight p subscript 1 straight p subscript 2 space we space get space straight p subscript 1 straight p subscript 2 space equals fraction numerator begin display style open vertical bar bcosθ left parenthesis square root of straight a squared minus straight b squared end root plus asinθ cross times 0 minus ab close vertical bar end style over denominator begin display style square root of straight b squared cos squared straight theta plus straight a squared sin squared straight theta end root end style end fraction cross times space fraction numerator begin display style open vertical bar bcosθ left parenthesis square root of straight a squared minus straight b squared end root plus ab close vertical bar end style over denominator begin display style square root of straight b squared cos squared straight theta plus straight a squared sin squared straight theta end root end style end fraction Simplifying space this space we space get space straight p subscript 1 straight p subscript 2 space equals straight b squared end style
Answered by Sneha shidid | 08 Oct, 2018, 11:37: AM

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CBSE 11-science - Maths
12th sum.plz sry i earlier wrote 11th But ita 12th
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Asked by lovemaan5500 | 08 Oct, 2018, 05:06: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
14th sum plz
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Asked by lovemaan5500 | 07 Oct, 2018, 02:35: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 11-science - Maths
The perpendicular from the origin to the line y = mx+c has length 5 units and slope -2. Find the values of m and c.
Asked by Topperlearning User | 30 Apr, 2014, 10:30: AM
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CBSE 11-science - Maths
Find the distance between two parallel lines 2x - y + 3 = 0 And 2x - y - 1 = 0
Asked by Topperlearning User | 30 Apr, 2014, 10:30: AM
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CBSE 11-science - Maths
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Asked by Topperlearning User | 29 Apr, 2014, 03:24: PM
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CBSE 11-science - Maths
What is the distance between the parallel lines 4(x + y) + 6 = 0 and 8x + 8y + 24 = 0
Asked by Topperlearning User | 20 Oct, 2016, 07:13: AM
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CBSE 11-science - Maths
One side of a triangle is the line 2x + 2y = 1. One of the vertices is (4,6). So find the area of the triangle.
Asked by Topperlearning User | 30 Apr, 2014, 10:29: AM
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CBSE 11-science - Maths
Find the distance of the point (3,4) from the line 3x - 6y - 8 = 0
Asked by Topperlearning User | 30 Apr, 2014, 10:31: AM
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CBSE 11-science - Maths
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Asked by Topperlearning User | 30 Apr, 2014, 10:31: AM
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CBSE 11-science - Maths
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Asked by Topperlearning User | 30 Apr, 2014, 10:33: AM
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