how-can-this-be-equal-sin-wt-e-at-

Question Number 135823 by Khakie last updated on 16/Mar/21

h o w c a n t h i s b e e q u a l ? ? ?

s i n w t = e^{- a t}

Commented by mr W last updated on 16/Mar/21

w h y n o t ?

- 1 ⩽ \sin w t ⩽ 1

i f a > 0, e^{- a t} < 1 w h e n t > 0 \Rightarrow t h e r e

e x i s t s t > 0 s u c h t h a t \sin w t = e^{- a t}

i f a < 0, e^{- a t} < 1 w h e n t < 0 \Rightarrow t h e r e

e x i s t s t < 0 s u c h t h a t \sin w t = e^{- a t}

Commented by mr W last updated on 16/Mar/21

Commented by Khakie last updated on 17/Mar/21

t h a n k s

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