If cos θ = negative 4 over 7, what are the values of sin θ and tan θ? sin θ = ±square root 33 over 7; tan θ = ±square root 33 over 4 sin θ = ±3 over 7; tan θ = ±square root 33 sin θ = ±33 over 7; tan θ = ±square root 33 over 7 sin θ = ±square root 33 over 7; tan θ = ±square root 33 over 7