Simplification Questions

• The value of 2.33+0.0272.33-0.69+0.09
• The average of 100 observations was calculated as 35.It was found later, that one of the observation was misread as 83 instead of 53. The correct average is :
• If √x - √y = 1 , √x + √y = 17 then √xy = ?
• If x = 3+13 , then the value of x-12642x-1x-233 is
• If Sin 31° = xy , then the value of Sec 31° - Sin 59° is
• If √3 = 1.732, then the value of 9+233 ?
• If 2x-12x = 5, then what is the value x2 + 116x2 - 2
• If x = 1/(√2+1) then the value of x2 + 2x - 1 is
• If x + 1/x = √13, then 3x(x2-1) equal to
• If θ is acute angle and sin(θ+18°)= 1/2, then the value of θ in circular measure is
• If a(x + y) = b(x - y) = 2ab, then the value of 2(x2 + y2)
• What is the reflection of the point (6, -1) in the line y = 2?
• If a + b = 10 and ab = 24, then what is the value of a3 + b3 ?
• What is the value of Cot 60°- Sec 45° ?
• If Cot θ = 24/7, then Sin θ = ?
• If θ is positive acute angle and 4sin2θ = 3 , then the value of tan θ - cot θ/2 is
• If the simple interest on Rs. 1 for 1 month is 1 paisa, then the rate percent per annum will be
• If p = 99, then the value of p(p2+3p+3) will be
• If a-b=1 and a3-b3 = 61 , then the value of ab will be
• If xa+b+1=xa-b+a-ba+b , then x is equal to