If x = – 1, then the value of   $$ {1\over x^{99}}+{1\over x^{98}}+{1\over x^{97}}+{1\over x^{96}}+{1\over x^{95}}+{1\over x^{94}}+x $$ is

If $$P_1$$, $$P_2$$, and $$P_3$$ are three distinct prime numbers, then what is the least common multiple of $$P_1$$, $$P_2$$, and $$P_3$$?

if $$a+{1\over a}=5$$, then what is the value of $$a^3+{1\over a^3}$$

if  $${5x-{5\over x}+6=0}$$, then $$x^2+{1\over x^2}$$ is

If a = 34, b = c = 33, then the value of a³ + b³ + c³ – 3abc is

Find the radius of the circle x²+y²-4x+6y=12

If α, β are the roots of 6x²+13x+7=0, then the equation whose roots are α², β² is:

If x² + y² + z² = 2 (x + z – 1), then the value of : x³ + y³ + z³ = ?