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solve-by-betta-function-0-2pi-sin-5-z-dz-




Question Number 156369 by tabata last updated on 10/Oct/21
solve by betta function ∫_0 ^(2π) sin^5 (z) dz
solvebybettafunction02πsin5(z)dz
Commented by tabata last updated on 10/Oct/21
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Commented by aliyn last updated on 10/Oct/21
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Answered by Mathspace last updated on 11/Oct/21
∫_0 ^(2π)  sin^5 x dx    =∫_0 ^π  sin^5 x dx +∫_π ^(2π ) sin^5 x dx(→x=π+u)  =∫_0 ^(π ) sin^5 xdx+∫_0 ^π (−sin^5 u)du  =0     (no need for betta...!)
02πsin5xdx=0πsin5xdx+π2πsin5xdx(x=π+u)=0πsin5xdx+0π(sin5u)du=0(noneedforbetta!)

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