Simplification Questions

• If cosec4A - cosec2A = x , then value of x is?
• If xy = 56 and x2+ y2= 113 , then what will be the value of (x + y)?
• A and B together have Rs. 6300. If 5/19 of A's amount is equal to 2/5 of B's amount. The amount of 'B' is
• If 5x + 1/x = 10, then x2 + 125x2 is equal to
• If sinA + sin2A = 1 then what is the value of cos2A + cos4A ?
• The value of 3x9n+1+9x32n-19x32n-6x9n-1 is equal to
• If a+b=3 then the value of a3+b3+9ab-27 is
• If x+1/x = 2, then the value of x7+2/x6 is equal to?
• If 5 sin2θ+ 4 cos2θ= 9/2 and 0 <θ<Π/2 then tanθ is equal to?
• What is the equation of the line which intercepts xaxis and yaxis at 3/4 and 2/3 respectively?
• What is the value of tan3A?
• If cot2A - cos2A = x , then value of x is
• What are the coordinates of the centroid of a triangle, whose vertices are A(2,5), B(4,4) and C(7,3)?
• If 2x + 5 > 2 + 3x and 2x - 3 ≤ 4x - 5, then x can take which of the following values?
• What is the value of tan150°?
• If (8x - 4) = (3x + 6), then the numerical value of (x + 1)3 is
• If x = at2 and y = 2at then
• If xy+yz+zx = 1, then the value of (1+y2)(x+y)(y+z) ?
• The value of tan 315° cot ( -405° ) is equal to
• A box weighs 8.5 kg when full of sand and weighs 5.5 kg when it is half filled with sand . Weight of the empty box is