i am trying to figure out 2 quesitons below:(adsbygoogle = window.adsbygoogle || []).push({});

(a) sin x < x, for all x > 0;

(b) x < tan x, for all x 2 (0;Pi/2).

at the first, i solved by the graph, but it seemed too tedious.

can someone tell me how to solve them in kinda simple ways

thx

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# Homework Help: Sinx, and tanx

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