Welcome to ixamBee
Continue with your mobile number
ILRU: I + 3 = L, L + 6 = R, R + 3 = U. BEKN: B + 3 = E, E + 6 = K, K + 3 = N. FIOR: F + 3 = I, I + 6 = O, O + 3 = R. UYDG: U + 4 = Y, Y + 5 = D, D + 3 = G
Which of the following is an anti-derivative of cos 2x.