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Category: Integration

Question-88462

Question Number 88462 by M±th+et£s last updated on 10/Apr/20 Commented by mathmax by abdo last updated on 10/Apr/20 $${S}_{{n}} =\int_{\mathrm{7}{n}+\mathrm{1}} ^{\mathrm{22}{n}} \:\frac{{dt}}{\mathrm{2}{t}+\mathrm{1}}\:\Rightarrow{S}_{{n}} =\left[\frac{\mathrm{1}}{\mathrm{2}}{ln}\left(\mathrm{2}{t}+\mathrm{1}\right)\right]_{\mathrm{7}{n}+\mathrm{1}} ^{\mathrm{22}{n}} \\…

x-5-1-x-5-1-dx-

Question Number 88438 by M±th+et£s last updated on 10/Apr/20 $$\int\frac{{x}^{\mathrm{5}} +\mathrm{1}}{{x}^{\mathrm{5}} −\mathrm{1}}{dx} \\ $$ Answered by Kunal12588 last updated on 10/Apr/20 $${I}=\int\frac{{x}^{\mathrm{5}} −\mathrm{1}}{{x}^{\mathrm{5}} −\mathrm{1}}{dx}+\mathrm{2}\int\frac{{dx}}{{x}^{\mathrm{5}} −\mathrm{1}}…

find-L-1-cosx-x-2-with-L-lsplace-transform-

Question Number 88415 by abdomathmax last updated on 10/Apr/20 $${find}\:{L}\left(\frac{\mathrm{1}−{cosx}}{{x}^{\mathrm{2}} }\right)\:{with}\:{L}\:{lsplace}\:{transform} \\ $$ Commented by jagoll last updated on 10/Apr/20 $$\mathscr{L}\left(\mathrm{1}−\mathrm{cos}\:\mathrm{x}\right)\:=\:\mathrm{1}−\frac{\mathrm{x}}{\mathrm{x}^{\mathrm{2}} +\mathrm{1}}\:=\:\frac{\mathrm{x}^{\mathrm{2}} −\mathrm{x}+\mathrm{1}}{\mathrm{x}^{\mathrm{2}} +\mathrm{1}} \\…