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ICSE Class 9 Answered

Evaluate: (7/8x + 4/5y)2
Asked by jaishansra | 23 Mar, 2019, 01:56: PM
answered-by-expert Expert Answer
begin mathsize 12px style open square brackets 7 over 8 x space plus space 4 over 5 y close square brackets squared space equals space open parentheses 7 over 8 x close parentheses squared space plus space open parentheses 4 over 5 y close parentheses squared plus 2 open parentheses 7 over 8 x close parentheses open parentheses 4 over 5 y close parentheses space equals space 49 over 64 x squared plus 16 over 25 y squared plus 7 over 5 x y end style
Answered by Thiyagarajan K | 23 Mar, 2019, 03:36: PM

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ICSE 9 - Maths
in the adjoining figure x and y are midpoints of side ab and ac respectively of triangle ABC if BC is equals to 7 cm ab is equals to 8.4 cm and ac is equals to 7.4 CM then find the perimeter of trapezium xbc y
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Asked by jatinderkaur19852008 | 25 Apr, 2024, 06:25: PM
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ICSE 9 - Maths
(2X+3y+5)(2x+3y-5)
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Asked by shantanupandey271208 | 21 Apr, 2024, 03:03: PM
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ICSE 9 - Maths
Find the time in years in which ₹12500 will produce ₹ 3246.40 as compound interest at 8% per annum, interest compounded annually
Asked by harshansingh92 | 09 Apr, 2024, 06:10: PM
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ICSE 9 - Maths
3 rational numbers
Asked by gtdgyyydsyj | 09 Apr, 2024, 03:22: PM
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ICSE 9 - Maths
subtract 5√3+7√5 from 3√5-7√3
Asked by patnamprakash545 | 07 Apr, 2024, 05:23: PM
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ICSE 9 - Maths
if X+1÷x =6 find x-1/x ,x²-1/x²
Asked by ysubha24 | 06 Apr, 2024, 06:24: AM
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ICSE 9 - Maths
The point A(3,2)
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Asked by vipin13022011 | 03 Apr, 2024, 08:19: PM
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ICSE 9 - Maths
solve: 3^x-1x 5^2y-3=225
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Asked by jahnvi | 31 Mar, 2024, 01:10: PM
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ICSE 9 - Maths
a
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Asked by ay7599219263 | 28 Mar, 2024, 09:30: AM
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ICSE 9 - Maths
If a²-3a+1 = 0 and a≠0; find  1. a+1/a 2. a²+1/a²  
Asked by papunsarkar | 28 Mar, 2024, 08:30: AM
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