Qs 4 has a typing error it should say -7/25 not 7/25

Question Answered step-by-step Qs 4 has a typing error it should say -7/25 not 7/25 Qs 4 has a typing error it should say -7/25 not 7/25 Image transcription text4. (6 marks) a and B are angles between 180 to 270, with sina – 7 and cosB =- 25 13 Determine the values ofsin(a + B) and tan(a – B). Part II: Application (19 marks) 5. (7 marks) Determine all the solutions for the followingtrigonometric equations given x in the interval [0, 2x ]: a) cos’ x-cosx-2=0 b) sin(x +) = 2 cosx… Show more Math Trigonometry MATH 3 Share QuestionEmailCopy link Comments (0)