If `cosx=k` has exactly one solutions in `[0,2pi]` , then write the values `(s)ofk` .

If cos x=k has exactly one solutions in [0,2 pi], then write the values (s) of k

If "sin" x = lambda has exactly one solution in [0, 9 pi//4] then the number of values of lambda , is

If "sin" x = lambda has exactly one solution in [0, 9 pi//4] then the number of values of lambda , is

If the equation sin ^(2) x - k sin x - 3 = 0 has exactly two distinct real roots in [0, pi] , then find the values of k .

If the equation sin ^(2) x - k sin x - 3 = 0 has exactly two distinct real roots in [0, pi] , then find the values of k .

If the equation sin ^(2) x - k sin x - 3 = 0 has exactly two distinct real roots in [0, pi] , then find the values of k .

If sin theta =a has exactly 3 solution in theta in [0,(7pi)/(3)] then the value of 'a' is

If the equation x^(log_(a)x^(2))=(x^(k-2))/a^(k),a ne 0 has exactly one solution for x, then the value of k is/are

If the equation x^(log_(a)x^(2))=(x^(k-2))/a^(k),a ne 0 has exactly one solution for x, then the value of k is/are

If the equation x^(log_(a)x^(2))=(x^(k-2))/a^(k),a ne 0 has exactly one solution for x, then the value of k is/are