solve for x sinxtanx-1 = tanx- sinx
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Step-by-step explanation:
x sinx tanx -1 = tanx - sinx
= (x cosx sec*2x - secx tanx ) -1 = sec*2 - cosx
= secx ( tanx- xcosx secx ) = secx ( secx -cos)
= tanx-x cosxsecx = secx - tanx
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