Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, sin(195)-sin(55) 2...

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Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, sin(195)-sin(55) 2 cos(a) sin (b). a = 2. Degrees help (numbers); 2. Degrees help (numbers);. ey Xu 3. Practice similar mulas OPEN Turned ITEMS INFO Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, sin(345)+sin(65) = 2 sin (a) cos(b). a= 99 Degrees help (numbers); 9. Degrees help (numbers);. Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, cos(90)-cos(50)=-2 sin (a) sin (b). v a= b= 8. Degrees help (numbers); Degrees help (numbers):. Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, sin(195)-sin(55) 2 cos(a) sin (b). a = 2. Degrees help (numbers); 2. Degrees help (numbers);. ey Xu 3. Practice similar mulas OPEN Turned ITEMS INFO Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, sin(345)+sin(65) = 2 sin (a) cos(b). a= 99 Degrees help (numbers); 9. Degrees help (numbers);. Using sum or difference formulas, rewrite the expression as a product of trigonometric expressions, cos(90)-cos(50)=-2 sin (a) sin (b). v a= b= 8. Degrees help (numbers); Degrees help (numbers):.