MATLAB: What should i do that matlab show me this polynomial equation as well-behaved function

show without fractional coefficient

p=(1589159942548036497100838460028171539306640625*x^15)/52130638256800268132081172288531220051070714690086221222248448 - (439544955637378629252631778712157029076479375362396240234375*x^21)/501607549487405322851486732958020323308468731465913371447721814627897960713330622464 - (3337544858997404904898953503789016394875943660736083984375*x^20)/164569405999804895948650502938983045704878192738160554936916605849047887373139968 - (40400253357248026853110189904327853582799434661865234375*x^19)/215970349081108787334187011730948878877792903855853746636373498489564156657664 - (404029960234501051008493277549860067665576934814453125*x^18)/70856413740521255687069229570521285721060663994702672780962433887652282368 - (612750440989593858631678813253529369831085205078125*x^17)/30995806535661091726626959567157167856981917757962674007420137308684288 - (721487015939406006737044663168489933013916015625*x^16)/423717827751272579377555768361181756575102769001020806094435385344 - (118028659847569395162543426369694543609512038528919219970703125*x^22)/1528899810837611424051331562056045945444212693508103956172656090985832984254231737270272 - (9294357171181445664842613041400909423828125*x^14)/11402151849693846923027378015864221358501906100193836662784 + (1927729152675825389451347291469573974609375*x^13)/22445180806483950635880665385559490863192728543688654848 - (37442036956596406525932252407073974609375*x^12)/5522928348052153207647801522037276295076950921183232 - (107245144592590280808508396148681640625*x^11)/301997394359807152649158000986290261104382705664 + (6315955383260757662355899810791015625*x^10)/2377932239053599627158724417214883945703800832 + (64503518940096609294414520263671875*x^9)/390080747876246657998478414897454715502592 - (151808648384483516216278076171875*x^8)/511916991963578291336585846322119049216 - (634768724162544727325439453125*x^7)/20993971127115251449171007477121024 + (8699283474750156402587890625*x^6)/1763273165531989623027486192304128 + (15881087762530120849609375*x^5)/6026059320086906793483042816 + (590846253061834228515625*x^4)/1518377151517960766861869056 - (2509885541815291015625*x^3)/15567351044926599069696 + (26057067261689078125*x^2)/1743325401356609519616 + (277345177664117625*x)/35747322042253312

Best Answer

Ali, you could use something like
vpa (p,4)
where the integer parameter (here 4) defines the number of significant digits in the displayed result.
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