`((589+187)^(2)-(589-187)^(2))/(589times187)=?`

x^(2)+6x-187

The value of cos(127.5^(@))*cos(7.5^(@))-cos(37.5^(@)).sin(187.5^(@)) is

{:(5,8,9),(7,6,6),(9,7,?),(21,21,21):}

I. I.((2)^(5)+(11)^(3))/6 = x^(3) II. 4y^(3) =- (589 div 4) + 5y^(3)

The value of (18^(3)+7^(3)+3.187.25)/(3^(6)+62432+1581.4+2027.8+159.16+6.3.32+64) is

(833.25-384.45)-:24=?(a)1.87(b)2.01(c)18.7(d)20.1(e)None of these

Solve the equation.1.6=(y)/(15),(2x)/(3)=187x-9=16

If 3**4=10,5**8=18,7**7=?

Study the set of numbers given below and answer the questions which follow: 427 581 839 275 589 If two is substracted from the first digit of each of the numbers and then the first and the third digits are interchanged, which of the following will be the lowest number? 1) 427 2) 581 3) 839 4) 275 5) 589

Study the set of numbers given below and answer the questions which follow: 427 581 839 275 589 If in each number, first and the last digits are interchanged, which of the following will be the third highest number? 1) 427 2) 581 3) 839 4) 275 5) 589