# The number of integral values of k, for which the equation 7 cos x + 5 sin x = 2k + 1 has a solution is

55.6k views

The number of integral values of k, for which the equation 7 cos x + 5 sin x = 2k + 1 has a solution is

(1) 4

(2) 8

(3) 10

(4)12

+1 vote
by (44.5k points)
selected

Correct option (2) 8

Explanation :