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expand 1/((x+7)x^2)	expand\:\frac{1}{(x+7)x^{2}}
expand (3x+2y=6,)(9x+6y=20)	expand\:(3x+2y=6,)(9x+6y=20)
expand (1+x+x^2)^7	expand\:(1+x+x^{2})^{7}
((x^2+2x+3))/((x-1)^2)	\frac{(x^{2}+2x+3)}{(x-1)^{2}}
expand sin(-pi/4)sin(-pi/(12))	expand\:\sin(-\frac{π}{4})\sin(-\frac{π}{12})
expand (3+x)/(x(x+1))	expand\:\frac{3+x}{x(x+1)}
expand (5x^2-25x+20)/(-3x^2+24x-48)	expand\:\frac{5x^{2}-25x+20}{-3x^{2}+24x-48}
expand ((0.13+y)(y))/(0.13-y)	expand\:\frac{(0.13+y)(y)}{0.13-y}
expand ((n+1)^{pn})/((e^{n+1))n^p}	expand\:\frac{(n+1)^{pn}}{(e^{n+1})n^{p}}
simplify (sqrt(5)+sqrt(3))2	simplify\:(\sqrt{5}+\sqrt{3})2
expand (8sqrt(7)+2)(sqrt(2)-3)	expand\:(8\sqrt{7}+2)(\sqrt{2}-3)
expand (17f^2+4e^5)^3	expand\:(17f^{2}+4e^{5})^{3}
expand (s+1)/(s(s+2)(s^2+2s+2))	expand\:\frac{s+1}{s(s+2)(s^{2}+2s+2)}
expand 4e^2f(5e^3f-4)	expand\:4e^{2}f(5e^{3}f-4)
d/(db)((c)(a^2+b^2))	\frac{d}{db}((c)(a^{2}+b^{2}))
expand (sqrt(x)-8)^4	expand\:(\sqrt{x}-8)^{4}
expand (6x)/((1-x)^3)	expand\:\frac{6x}{(1-x)^{3}}
expand 7348\times 4	expand\:7348\times\:4
expand (1,2,-4)left(1,2,-4)	expand\:(1,2,-4)left(1,2,-4)
expand (1+x+x^2)^6	expand\:(1+x+x^{2})^{6}
expand ((0.42-x)(x))/(0.14-x)	expand\:\frac{(0.42-x)(x)}{0.14-x}
expand ((k-9)(k-10))/(k-4)	expand\:\frac{(k-9)(k-10)}{k-4}
expand y'(x)\times (-x^2y+2xy-y)	expand\:y\prime\:(x)\times\:(-x^{2}y+2xy-y)
expand 1/((2w-3)^2)	expand\:\frac{1}{(2w-3)^{2}}
expand (6x^2-8x^2v+v^2x^2)(vdx+xdv)	expand\:(6x^{2}-8x^{2}v+v^{2}x^{2})(vdx+xdv)
expand (sqrt(7)-3)(2sqrt(5)+4)	expand\:(\sqrt{7}-3)(2\sqrt{5}+4)
expand sec^2(x+y)(1+z)	expand\:\sec^{2}(x+y)(1+z)
expand e^{f(2-x)}	expand\:e^{f(2-x)}
expand 5cos(t)(2sin(t)-6tan(t))	expand\:5\cos(t)(2\sin(t)-6\tan(t))
expand (x^2-y^2)dx-2xydy	expand\:(x^{2}-y^{2})dx-2xydy
simplify (x-(3sqrt(2))/2)(1+(3sqrt(2))/2)	simplify\:(x-\frac{3\sqrt{2}}{2})(1+\frac{3\sqrt{2}}{2})
simplify 5((v^2+256)^{1/2}-16)	simplify\:5((v^{2}+256)^{\frac{1}{2}}-16)
expand (4cos(t))(1+4sin(t))	expand\:(4\cos(t))(1+4\sin(t))
expand (1+s/(3125))(1+s/(4625))	expand\:(1+\frac{s}{3125})(1+\frac{s}{4625})
simplify 4(sqrt(3)+1)	simplify\:4(\sqrt{3}+1)
expand 2sqrt(5)(4sqrt(2)+7sqrt(3))	expand\:2\sqrt{5}(4\sqrt{2}+7\sqrt{3})
expand (3y^2+10xy^2)dx+(6xy-2+10x^2y)dy	expand\:(3y^{2}+10xy^{2})dx+(6xy-2+10x^{2}y)dy
expand (\sqrt[3]{x}+1)^3	expand\:(\sqrt[3]{x}+1)^{3}
simplify (t+2sqrt(3))^2	simplify\:(t+2\sqrt{3})^{2}
expand-((1-cos(t))(-1+cos(t)))	expand\:-((1-\cos(t))(-1+\cos(t)))
simplify (sqrt(x^2+1))(3x+4)	simplify\:(\sqrt{x^{2}+1})(3x+4)
expand (s+1)(s+1+j^2pi)(s+1-j^2pi)	expand\:(s+1)(s+1+j^{2}π)(s+1-j^{2}π)
expand (x(x+3))/(x-4)	expand\:\frac{x(x+3)}{x-4}
expand x(2x-1/3)^5	expand\:x(2x-\frac{1}{3})^{5}
expand (z-5/3)(z-2/3)	expand\:(z-\frac{5}{3})(z-\frac{2}{3})
expand (5x^3-6x^2+7x-8)/(x(x+4)(x-4)^2)	expand\:\frac{5x^{3}-6x^{2}+7x-8}{x(x+4)(x-4)^{2}}
expand pi(-4ln(2)+4)-(3pi(-4ln(2)+4))/4	expand\:π(-4\ln(2)+4)-\frac{3π(-4\ln(2)+4)}{4}
expand (1-e^{-as})/(s(0.2s+10))	expand\:\frac{1-e^{-as}}{s(0.2s+10)}
simplify (p-sqrt(2))^2	simplify\:(p-\sqrt{2})^{2}
expand (3(pi+4))/(1250)	expand\:\frac{3(π+4)}{1250}
expand (9m+n)(9m-n)(3sqrt(m)-sqrt(n))	expand\:(9m+n)(9m-n)(3\sqrt{m}-\sqrt{n})
expand (3x-2)(3x^2-4x+25)^5dx	expand\:(3x-2)(3x^{2}-4x+25)^{5}dx
expand log_{10}(b)(z^5x)	expand\:\log_{10}(b)(z^{5}x)
expand cosh(t)U(t-3)	expand\:\cosh(t)U(t-3)
expand 1/((1-z)^2)	expand\:\frac{1}{(1-z)^{2}}
expand 2(3pi-(9sqrt(3))/4)	expand\:2(3π-\frac{9\sqrt{3}}{4})
expand (5e^{-5s}+2s)/((s^2+1)(s))	expand\:\frac{5e^{-5s}+2s}{(s^{2}+1)(s)}
(\partial)/(\partial x)(({f}(x,y))(3x+ye^y))	\frac{\partial\:}{\partial\:x}(({f}(x,y))(3x+ye^{y}))
expand-(10x)/((x^2+1)^2)	expand\:-\frac{10x}{(x^{2}+1)^{2}}
expand (5x^{1/4}+2)(5x^{1/4}-2)	expand\:(5x^{\frac{1}{4}}+2)(5x^{\frac{1}{4}}-2)
expand A(0,3)B(0,-3)	expand\:A(0,3)B(0,-3)
expand c(-1,3)a(4,-1)	expand\:c(-1,3)a(4,-1)
expand (x+1/3)^2	expand\:(x+\frac{1}{3})^{2}
expand 2(6x+5y=4)	expand\:2(6x+5y=4)
expand 1/2 (10x+20y+10z)	expand\:\frac{1}{2}(10x+20y+10z)
expand ((y-1)^4)/((y^2+2y)^5)	expand\:\frac{(y-1)^{4}}{(y^{2}+2y)^{5}}
expand (x^2)/2+xleft(ln(x)-1)	expand\:\frac{x^{2}}{2}+xleft(\ln(x)-1)
simplify (x+100)sqrt(x+100)-(x+100)^{3/2}	simplify\:(x+100)\sqrt{x+100}-(x+100)^{\frac{3}{2}}
expand scsc(θ)(1-cos^2(θ))sin(θ)	expand\:s\csc(θ)(1-\cos^{2}(θ))\sin(θ)
simplify (x-1/3)(x-4)(x+4)	simplify\:(x-\frac{1}{3})(x-4)(x+4)
expand e^x(x-9)	expand\:e^{x}(x-9)
expand e^x(x-8)	expand\:e^{x}(x-8)
expand (x(x+3))/(x+2)	expand\:\frac{x(x+3)}{x+2}
expand 216(s+s')^8	expand\:216(s+s\prime\:)^{8}
expand (27(-x+11))/2	expand\:\frac{27(-x+11)}{2}
expand ((b+4)*(a+4))/2	expand\:\frac{(b+4)\cdot\:(a+4)}{2}
derivative of (x-1\times (x+1)^2)	\frac{d}{dx}((x-1)\times\:(x+1)^{2})
expand magnitud(-4,-8)	expand\:magnitud(-4,-8)
expand sin(8(pi/6+(pin)/4))	expand\:\sin(8(\frac{π}{6}+\frac{πn}{4}))
expand (2x^3-128)(sqrt(x)-2)	expand\:(2x^{3}-128)(\sqrt{x}-2)
expand (5*i+2)^4	expand\:(5\cdot\:i+2)^{4}
expand (sqrt(x^2+21)-5)(x^2-x-2)	expand\:(\sqrt{x^{2}+21}-5)(x^{2}-x-2)
simplify (1+i)^{21}	simplify\:(1+i)^{21}
expand (5x+4y=1,7)(y-x=2)	expand\:(5x+4y=1,7)(y-x=2)
simplify (-t+4)*(-3cos(t))	simplify\:(-t+4)\cdot\:(-3\cos(t))
expand (a^3-3ab^2+2b^3)/(4ab^3(a^2-b^2))	expand\:\frac{a^{3}-3ab^{2}+2b^{3}}{4ab^{3}(a^{2}-b^{2})}
expand (1-e^{-s})/(s(s+1))	expand\:\frac{1-e^{-s}}{s(s+1)}
expand 1/(x(x+3)(x^2+4x+8))	expand\:\frac{1}{x(x+3)(x^{2}+4x+8)}
(((1-z)^4*z))/(16)	\frac{((1-z)^{4}\cdot\:z)}{16}
expand (5x^2+12x+3)/(x(x+1)^2)	expand\:\frac{5x^{2}+12x+3}{x(x+1)^{2}}
expand 3(x+3)((10)/(x+3)+10/3 =6)	expand\:3(x+3)(\frac{10}{x+3}+\frac{10}{3}=6)
expand (r(2+r))/2	expand\:\frac{r(2+r)}{2}
(ln(x)-1)/((ln(x))^2)+1	\frac{\ln(x)-1}{(\ln(x))^{2}}+1
expand-4/(e^{2x)x(x-2)}-2/(x+3)	expand\:-\frac{4}{e^{2x}x(x-2)}-\frac{2}{x+3}
simplify (1+i)^{19}	simplify\:(1+i)^{19}
expand ((n+1)^2sin(1/(n+1)))/(n^2sin(1/n))	expand\:\frac{(n+1)^{2}\sin(\frac{1}{n+1})}{n^{2}\sin(\frac{1}{n})}
expand (6x+5)/((2x-1)^2)	expand\:\frac{6x+5}{(2x-1)^{2}}
simplify (x-1/2)*(x-1/3)	simplify\:(x-\frac{1}{2})\cdot\:(x-\frac{1}{3})
expand (s^2+(1-e^{-pis})s+16)/((s^2+16)^2)	expand\:\frac{s^{2}+(1-e^{-πs})s+16}{(s^{2}+16)^{2}}
expand (2xy-3x^2)dx+(x^2-2y)dy	expand\:(2xy-3x^{2})dx+(x^{2}-2y)dy

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