Question: 6-8 please 6. Which compound angle expression is equivalent to sin x cosy - cos x siny? a. sin(x + )) c. sin(x - >)

6-8 please

6. Which compound angle expression is equivalent to sin x cosy - cos x siny? a. sin(x + )) c. sin(x - >) e. None of these b. cos( x+ )) d. cos(x- y) 7. Which graph of the following trigonometric functions has no zeros? a. y = tanx c. y = cotx e. None of these b. y = secx d. y = cosx Application: show work for full marks 8. Model the graph below with a transformation of the base graph of y = sin x [2] -2

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