Evaluate please: a.) arcsin(sin 13pi/16)

Evaluate please:a.) arcsin(sin 13pi/16) b.) arccos(cos[-pi/18]) c.) arcsin(sin pi/18 d.) arcsec(-√2) e.) arctan(-√3/3)
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2. asked by Liv
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Use a calculator to evaluate the expression.arcsin 0.45 arctan 15 arcsin(-0.125) arccos(-1/3)
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Find the exact value of cot(arcsin(12/13))and cos(arcsin(1.7/2)) I know that cos(arcsin(x))=sin(arccos(x))=sqrt(1-x^2). I'm
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2. asked by Emily
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How do you find:the Integral of arcsin(1 / (sqrt x^2 - 1) ) dx ?? (The integral of arcsin of one over the squareroot of x
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Given f(x) = sin x, evaluate the function at x = 13pi/2
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Please can you help me with this question?Choose the option which is a false statement: A arctan(tan2/3pi))=-1/3pi B
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Evaluatecos (2 arcsin (1/4))
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Find the linear approximation L(x)of the function f(x)=cos(pi/(6)x) at the point x=1 and use it to estimate the value of
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find exact value cos(13pi/15)cos(-pi/5)-sin(13pi/15)sin(-pi/5)
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2. asked by chris
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Given that cos 13pi/18=sin y, first express 13pi/18 as a sum of pi/2 and an angle, and then apply a trigonometric identitiy to
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2. asked by Vincent
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