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Simplify the Expression by Using a Sum or Difference Identity

Question 249

Multiple Choice

Simplify the expression by using a sum or difference identity.
-sin (10°) cos (110°) + cos (10°) sin (110°)


A) Simplify the expression by using a sum or difference identity. -sin (10°) cos (110°) + cos (10°) sin (110°) A) B) C) D)
B) Simplify the expression by using a sum or difference identity. -sin (10°) cos (110°) + cos (10°) sin (110°) A) B) C) D)
C) Simplify the expression by using a sum or difference identity. -sin (10°) cos (110°) + cos (10°) sin (110°) A) B) C) D)
D) Simplify the expression by using a sum or difference identity. -sin (10°) cos (110°) + cos (10°) sin (110°) A) B) C) D)

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