Question

is there a method for proving the following without calculus or arguing by a diagram?

Answer 1

\[\forall x \ge 0 \text{ }\sin(x) \le x \]

Answer 2

@Callisto

Answer 3

Actually calculus is a very powerful tool to solve problems.So Most of the problems can be solved my Calculus,Therfore,they maybe other ways to solve questions without the use of calculus.

Answer 4

yelling, shouting, and just being overall obnoxius tend to be used by kids today to prove their point :)

Answer 5

lol ^

Answer 6

I don't know if this works lol
-1<sinx <1
-x < xsinx < x
xsinx < x <- see this?!

Answer 7

that works for 1=<x but i dont think it helps particularly for the harder case
0=<x=<1