a) at) = 0.5 Sin(:z:) 5. amplitude: a = (use a > O). centre axis. y _ period: 1) =8 and therefore P =8. horizontal shift: it =8. Find the first three alt-values (3: 2 0) where the maximum occurs: a: = Find the first three m-values (:L' 2 0) where the minimum occurs: :1: = b) f($) = 2 cos(3$) amplitude: a = (use a > O). centre axis: 11 period: 1) =8 and therefore P =8. horizontal shift: h =8. Find the first three m-values (x 2 0) where the maximum occurs: :1: = Find the first three alt-values (3: 2 0) where the minimum occurs: :6 = For Full Credit c}f(w)=3cos 321)4. amplitude: 05 = (use a > 0). centre axis: y period: 1) =8 and therefore P =8. horizontal shift: h =8. Find the first three m-values (:L' 2 0) where the maximum occurs: a: = Find the first three m-values (x 2 0) where the minimum occurs: a: =