What is $(5tantheta)/2$ in terms of $sectheta$ ?

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Answer 1 · 2016-02-04T22:05:22

$5/2sintheta*sectheta$ .

Using the following trig identity and trig ratio

$sintheta/(costheta)=tantheta$ , and $sectheta=1/costheta$

we get

$(5tantheta)/2=(5sintheta)/(2costheta)=5/2sintheta*sectheta$ .

What is (5tantheta)/2(5tantheta)/2 in terms of secthetasectheta?