Show that the following is true. sin(x - ) We begin on the left side of the equation by using a Difference Formula. We can then final all exact values and simplify. sinlx-플): = -COS X = (sin x)(cos x )- (cos x)(sin ) = (sin x)( 1 - (cos x)(1) = - COS X

Q: Find sin 5pai/6.

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Q: Let sinA = 7/25 and sinB = -3/5 Solve sin(A+B)

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Q: write sin(3x)cos(6x) + cos(3x)sin(6x) as a single trig function

A: This question is related to Trigonometric identities, we will solve it using given information.

Q: Express cos (a) in terms of cos(2a). Express sin (a) in terms of cos(2a). cos² (a) COS sin (a)

A: (a) We have to express cos2α in terms of cos2α.

Q: Simplify (cos(11t))+(cos(5t)/sin(11t)-sin(5t))

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Q: These formulas are found from taking the square root of the power reduction formulas and substitute…

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Q: cos x = sin 2x, x I SO 3.

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Q: Find an algebraic formula for cos (tan-1 u + sin¬1 v), then use that formula to 1 compute cos…

A: given function ,  costan-1 u + sin-1 v  ..........................eq.(1) now we have to find an…

Q: Find sec2x if sin x = 6/10 and sec x < 0

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Q: sinX+cosX=1   solve for X in radians

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Q: Rewrite cos ( x –) in terms of sin(x) and cos(x) 3

A: we know that cos(x-y)=cos(x)cos(y)+sin(x)sin(y)

Q: cos x+ tan(-x) Simplify completely: + csC X sec X CsC X

A: Given,          cosx+3π2cscx+tan-xcscxsecx

Q: rewrite cos(x+4pi/3) in terms of sin(x) and cos(x)

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Q: find x sin-1(1-x)-2sin-1x=90 degree

A: sin-1(1-x)-2sin-1x=90 degree