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]
{(1/16)^cosx+3*(1/4)^cosx-4=0,x>=4Pi,x<=7Pi}
(1/16)^cosx+3*(1/4)^cosx-4=0 over the reals