ceil(a*b/c) for a= 80,b=4,c=100
s = n/(1+(1/100)*p) where n=2480,p=24
BarChart(0,425,160,690,100,380,490,700,400,220,740,190)
X= (1/100)*a*A+k*u where a=20,A=11100,u=870,k=12
polygon [0,5],[4,4],[5,0],[1,1]
p=(m-1)/(n-1) where m=16,n=76
log(4,2-x)=log(4,5)
polygon [-3,3.8],[2,0],[.6,5.8],[-2,0],[-3,3.8],[.6,5.8] and circle [-2,0],[-3,3.8],[.6,5.8]
cone with radius 3 and height 6, red cone with radius 1 and height 2
cos(Pi-arcsin(sqrt7/4))
N[l^2/(2*R)] where l=160,R=6400
[sqrt5,0,1],[sqrt5,0,2], [sqrt5,2,2],[0,0,1] and [sqrt5,0,0],[0,0,0],[0,2,0],[sqrt5,2,0]
t = 2/(1/k+1/m+1/n) for k=9,m=12,n=18
maximize -x^3+27*x+3 over [-3,3]
solve {1/sin(x)^2-3/sin(x)+2= 0,-5*Pi/2<=x,x<=-Pi}
plot 1/sin(x)^2-3/sin(x)+2,x=-5*Pi/2..-Pi,y=-1..8
solve {x*log(x+3,7-2*x) >= 0, 19*4^x+4^(-x) <= 20}
plot (x*log(x+3,7-2*x) , 19*4^x+4^(-x)-20) where x from -4 to 2
polygon [0, 0], [46/9, (20/9)*sqrt(2)], [9, 0],[5, sqrt(2)],triangle [20/3,
(4/3)*sqrt(2)], [5, sqrt(2)], [6, 0]
