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√(2x - 3) + √(2x + 3) = 3 + √3 Squaring on both sides, {√(2x - 3) + √(2x + 3)}2 = (3 + √3)2 or 2x - 3 + 2x + 3 + 2 √{(2x)2 - (3) 2} = 9 + 3 + 2 x 3 √3 `` ` ` or 4x + 2 √{4x2 - 9 2} = 12 + 6 √3 So by comparing the constant part of LHS & RHS, 4x = 12 or x = 3
A circular field has a circumference of 264 meters. Calculate the area of this field. {Take π = (22/7)}
An article is sold at 37.5% profit. If difference between cost price and selling price of article is Rs. 2,025, then find the cost price (in Rs.) of art...
'A', 'B', and 'C' started a business with initial investments of Rs. 5,000, Rs. 8,000, and Rs. 9,000, respectively. The investment durations were 8 mont...
How many 3-digit numbers are divisible by 6 or 9?
If '+' means '-' , '-' means 'x' , 'x' means '÷' , '÷' means '+' , then what will be the value of ' 500 x 50 - 20 ÷ 50 + 40 ' = ?
...By selling 240 metres of cloth Ravi suffered the loss which was equal to the cost price of 90 metres of cloth. Find the loss percent.
Simplify the following expression: 125 + 12.5% of 960 - 15 x 4 - 24 x 3 + 20% of 175
If person 'A' can complete a task in 35 hours and person 'B' can complete the same task in 40 hours, how much time will it take for both 'A' and 'B' to ...
The sentence below has a word in which the letters are jumbled up. Rearrange the letters of that word, written in capital letters, to form the correct w...
