
BP15 Trig, Polynomials, Quad, Diff, RR, Int
... (f) 4 sin2 x – 1 = 0 , (0 x 360) (h) 5 sin (2x – 20) = 3 , (0 x 360) (j) 5 cos (6x – 20) + 3 = 725 , (0 x 90) ...
... (f) 4 sin2 x – 1 = 0 , (0 x 360) (h) 5 sin (2x – 20) = 3 , (0 x 360) (j) 5 cos (6x – 20) + 3 = 725 , (0 x 90) ...