Decimal Places $x _ { 0 }$ Of a Function $f$

question 37

Multiple Choice

$\text { Approximate the fixed point of the function } f ( x ) = \cos x \text { between } - \frac { \pi } { 2 } \text { and } \frac { \pi } { 2 } \text { to two }$ decimal places. (A fixed po int $x _ { 0 }$ of a function $f$ is a value of $x$ such that $f \left( x _ { 0 } \right) = x _ { 0 }$ .)

• A) \(0.65\)
• B) \(0.74\)
• C) 0
• D) \(1.00\)
• E) \(0.91\)

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