If a + b = 10 and ab = 21, then the value of (a - b)2 is

More Questions from Simplification

• If (x - 4) (x2 + 4x + 16) = x3 - P , then P is equal to
• If cos2x + cos4x = 1, then tan2x + tan4x =
• If a + b + c = 0 , then the value of a3 + b3+ c3 is
• The value of x13+x-13x23-1+x-23
• If tanθ = 43 , then the value of 3sinθ+2cosθ3sinθ-2cosθ ?
• If 1p+1q = 1p+q , then the value of p3-q3
• If x = 93 , y = 93 , z = 94 then the value of x2 - y2 + 10xz + 10yz is
• If sec (4x - 50°) = cosec(50° - x), Then the value of x is
• Value of (cos 53° - sin 37°) is
• If 4x + 1x = 5, (x≠0), then the value of 5x4x2+10x+1 is

Discussion & Comments