Evaluate: (12-6)!

Find the value, (12-6)(3-1)

Evaluate : |{:(10!,11!,12!),(11!,12!,13!),(12!,13!,14!):}|

form similar simplification sums with numbers 12, find their values. (12+6)-:3-1

form similar simplification sums with numbers 12, find their values. (12 +6) -: (3 - 1)

form similar simplification sums with numbers 12, find their values. 12-6(3-1)

form similar simplification sums with numbers 12, find their values. 12+ 6 -: (3 -1)

If (1+x-2x^(2))^(6) = 1 + a_(1)x+a_(2)x^(2) + "……" + a_(12)x^(12) , then find the value of a_(2) + a_(4) +a_(6)+ "……" + a_(12) .

If f(x)=x^(9)-6x^(8)-2x^(7)+12x^(6)+x^(4)-7x^(3)+6x^(2)+x-3 , then find the value of f(6).

In each of the following problems find the solution set of the given system of inequations: 3(1-2x)gt7x+29 and (12-5x)/6lt(78-x)/12,x in R

Four vertices of a quadrilateral are (1,2), (-5,6), (7,-4) and (k,-2) and its area is zero. Find the value of k.