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The Maxima on-line user's manual

Algebra Calculator

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Denom

Function: denom (<expr>) Returns the denominator of the rational expression <expr>.

f(x):= x^3 +2*x^2 -3*x +2;
solve(denom(f(x))=0);
nseq;
solvenseq;

There are also some inexact matches for denom. Try ?? denom to see them.

(%o1)                                true
(%i2) 

Related Examples

denom-plot2d-rhs-solve
plot2d([f,g,[parametric,x1,t],[parametric,x2,t],[parametric,x3,t]],[x,-5,5],[y,-10,10],[t,-10,10]);

f:(4*x-3)/(2*x-1);

g:-x;

h:denom(f);

Calculate

denom-plot2d-rhs-solve
plot2d([f,g,[parametric,x1,t],[parametric,x2,t],[parametric,x3,t]],[x,-5,5],[y,-10,10],[t,-10,10]);

f:(3*x-4)/(2*x-1);

g:x;

h:denom(f);

Calculate

denom-gfactor

zd1: gfactor(denom(1/...

Calculate

denom-rhs-solve

f:(3*x-4)/(x-2);

g:x;

h:denom(f);

Calculate

denom-diff-solve-sqrt

f(x):=(x-9/4)*sqrt(2*x);

solve(denom(f(x)=0,x));

solve(f(x)=0,x);

Calculate

denom-factor-num-ratsimp-subst

T:ratsimp(- 2^5/(4*n+...

S:ratsimp(subst(n,n+1...

factor(num(S));

Calculate

denom-solve

f(x):=(x^2-1)/(x^2+1);

solve(f(x)=f(-x),x);

denom(f(x));

Calculate

denom-solve-sqrt

f(x):=(x-1)*sqrt(x);

solve(denom(f(x)=0));

Calculate