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Popular >

inverse of f(x)=-8cos(x)

Solution

inverse

f (x) = - 8 cos (x)

Solution

arccos (- \frac{x}{8})

Solution steps

Solve for

cos (x), y = - 8 cos (x)

cos (x) = - \frac{y}{8}

cos (a) = b \Rightarrow a = arccos (b)

arccos (- \frac{y}{8})

Substitute

y = x

arccos (- \frac{x}{8})

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Frequently Asked Questions (FAQ)

What is the inverse of f(x)=-8cos(x) ?
The inverse of f(x)=-8cos(x) is arccos(-x/8)