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Evaluate sech 0.86, correct to 4 significant figures.

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Algebra


Evaluate coth 0.38, correct to 3 decimal places.

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Algebra


Sketch graphs of (a) y =cosech x and (b) y =sech x from x =−4 to x =4, and, from the graphs, determine whether they are odd or even functions.

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Algebra


Evaluate the following: (a) 〖ln e〗^(2.5)/〖lg10〗^(0.5) (b)(〖5e〗^(2.23) lg2.23)/(ln2.23) (correct to 3 decimal places).

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Algebra


Solve the equation tanh θ = 0.256, correct to 4 significant figures.

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Algebra


Solve the equation sech x = 0.4562, correct to 3 decimal places.

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Algebra


Solve the equation cosech y = −0.4458, correct to 4 significant figures.

Price: $1.59

Algebra


Solve the equation coth A=2.431, correct to 3 decimal places.

Price: $1.59

Algebra