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if-0-lt-x-pi-2-then-1-sinx-2-pix-1-2-pi-2-1-x-2-pi-




Question Number 157071 by MathSh last updated on 19/Oct/21
if   0<x≤(π/2)   then:  (1/(sinx)) + (2/(πx)) ≤ (1 - (2/π))^2 + (1/x) + (2/π)
if0<xπ2then:1sinx+2πx(12π)2+1x+2π

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