How do you find the value of $cos(arcsin1)$ ?

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Answer 1 · 2016-12-03T14:23:35

$cos(arcsin1)=0$

$arcsin1$ is the angle whose sine ratio is $1$ .

As $sin(pi/2)=1$ , we have $arcsin1=pi/2$

Hence, $cos(arcsin1)=cos(pi/2)=0$

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