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# Find two angles that satisfy each equation. 9. sin(4x +30)° = cos(-2x + 54)" 11. cos(5x + 49) = sin(3x + 57) 13. sin(2x + 30)° = cos(3x + 5) 15. cos(3x - 10) = sin(3x - 20° 10. sin(-2x +92)° = cos(x+8)° 12. cos( - 3x + 106)° = sin(7x - 64) 14. sin(5x - 12) = cos(x + 54) 16. cos(7x - 68)° = sin(-3x + 110)   ### Another question on Mathematics Mathematics, 21.06.2019 16:30
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Find two angles that satisfy each equation.
9. sin(4x +30)° = cos(-2x + 54)"

11. c...
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