schoolAccedmy
9th10th
11th12th
school

11TH · MATH

Question 2

menu_bookSolutionmenu_bookTheorymenu_book•(i)sin⁡5θ+sin⁡3θ\sin 5\theta + \sin 3\thetasin5θ+sin3θmenu_book•(ii)sin⁡8θ−sin⁡4θ\sin 8\theta - \sin 4\thetasin8θ−sin4θmenu_book•(iii)cos⁡6θ+cos⁡3θ\cos 6\theta + \cos 3\thetacos6θ+cos3θmenu_book•(iv)cos⁡7θ−cos⁡θ\cos 7\theta - \cos\thetacos7θ−cosθmenu_book•(v)cos⁡12∘+cos⁡48∘\cos 12^\circ + \cos 48^\circcos12∘+cos48∘menu_book•(vi)sin⁡(x+30∘)+sin⁡(x−30∘)\sin(x+30^\circ) + \sin(x-30^\circ)sin(x+30∘)+sin(x−30∘)
arrow_backBack
school

11TH · MATH

Question 2

menu_bookSolutionmenu_bookTheorymenu_book•(i)sin⁡5θ+sin⁡3θ\sin 5\theta + \sin 3\thetasin5θ+sin3θmenu_book•(ii)sin⁡8θ−sin⁡4θ\sin 8\theta - \sin 4\thetasin8θ−sin4θmenu_book•(iii)cos⁡6θ+cos⁡3θ\cos 6\theta + \cos 3\thetacos6θ+cos3θmenu_book•(iv)cos⁡7θ−cos⁡θ\cos 7\theta - \cos\thetacos7θ−cosθmenu_book•(v)cos⁡12∘+cos⁡48∘\cos 12^\circ + \cos 48^\circcos12∘+cos48∘menu_book•(vi)sin⁡(x+30∘)+sin⁡(x−30∘)\sin(x+30^\circ) + \sin(x-30^\circ)sin(x+30∘)+sin(x−30∘)
arrow_backBack
Accedmychevron_right11thchevron_rightmathchevron_rightTrigonometric Identitieschevron_rightExercise 10.4
arrow_back
Previous Question
Question 1
Next Question
Question 3
arrow_forward
On this page
No headings yet