- if a cos A+b sin A =c then (a Sin A-b Cos A)2
- if sin A+sin B =a cosa+cosB=b then cos(A+B) is equal to
- if 7cosec A-3 cotA =7 then value of 7 cot A-3 Cosec A =
- if a cos A+b sin A =c then (a Sin A-b Cos A)2
- if sin A+sin B =a cosa+cosB=b then cos(A+B) is equal to
- if 7cosec A-3 cotA =7 then value of 7 cot A-3 Cosec A =
dhirendra nath khatua , 7 Years ago
Grade 10
