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ratsimp

ratsimp( (((K+e)/2) -...

ratsimp( K^2 + 2*(e ...

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ratsimp

ratsimp(3*x/(x+2)-(18...

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ratsimp

ratsimp(n^2/(2^2^n));

Calculate

ratsimp

ratsimp((x-2)*(x+2)+2...

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ratsimp

A: matrix[ [ 1, 0]...

B: matrix[ [ 0, 1]...

C: matrix[ [ 0, 0]...

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ratsimp

eq1:R - (-(1500*S*W-6...

eq2:ratsimp(eq1);

Calculate

ratsimp-sum

sum(2*x*t, x, a, k), ...

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ratsimp

t:2014;

2^(-(t-2015)/30)*2^8;

ratsimp(%);

Calculate

ratsimp-rhs-solve-subst

eq1: 3/2*zP*(psi*iQ+L...

eq2: (iD^2+iQ^2);

eq3: eq2+L*(eq1-M);

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ratsimp

ratsimp((x+y-x*y)^2-4...

Calculate

ratsimp

Run Example
(%i1)y:sqrt(506.25-756.25*sin(a)*sin(a));
                                                 2
(%o1)                    sqrt(506.25 - 756.25 sin (a))
(%i2) a:0;
(%o2)                                  0
(%i3) ratsimp(y);

rat: replaced 506.25 by 2025/4 = 506.25

rat: replaced -756.25 by -3025/4 = -756.25
                                               2
                           sqrt(2025 - 3025 sin (a))
(%o3)                      -------------------------
                                       2
(%i4) 
Run Example
diff(f(x)=x^2,x);
                                d
(%o1)                           -- (f(x)) = 2 x
                                dx
(%i2) ratsimp(diff(f(d)=(((1-d)/r)^4)*((4*d)/(r+1)),d));
                                 4       3       2
                 d           20 d  - 64 d  + 72 d  - 32 d + 4
(%o2)            -- (f(d)) = --------------------------------
                 dd                       5    4
                                         r  + r
(%i3) 
Run Example
ratsimp(x*(4*x^2+9*x-1)/6-x*(x+1)*(2*x+1)/3-x*(x+1)/2);
(%o1)                                 - x
(%i2) nusum((2*k-1)*(k+1),k,1,n);
                                    2
                              n (4 n  + 9 n - 1)
(%o2)                         ------------------
                                      6
(%i3) sum(2*k^2+k-1,k,1,n);
                              n
                             ====
                             \         2
(%o3)                         >    (2 k  + k - 1)
                             /
                             ====
                             k = 1
(%i4) 
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