If K is real number, then `(KA)^(-1)` =____.

If C_k is the coefficient of x^k in the expansion of (1 + x)^2005 and if a,d are real numbers then sum_(k = 0)^(2005) (a + kd).C_k =

Fill in the blanks : If k is a non-zero real number and A is an invertible square matrix, then (kA)^-1 is equal to ………… .

If A is a skew-symmetric, then kA is a...........(where, k is any scalar) .

If A is a skew-symmetric, then kA is a...........(where, k is any scalar) .

If A is an invertible matrix of order n and k is any positive real number, then the value of [det(kA)]^(1) det A is

If A is a matrix and k is a scalar; then (kA)^(T)=k(A^(T))

The equation sinx(sinx+cosx)=k has real solutions, where k is a real number, Then

If f(x)=1+kx ,where k is non zero real number,is inverse of itself,then k is