>> 3+5*2+1ans = 14>> s= (3+5)*2+1s = 17>> s= (3^2)-(5)-(6/3)*(2)s = 0>> t= (3^2)-(5)-(6/(3*2))t = 3>> s+t+1ans =4>> base=2,altura=3,area=base*alturabase = 2altura = 3area = 6>> base=5;altura=2;area=base*alturaarea = 10>> (0)/(0^2-1)ans = 0>> (1/2)/((1/2)^2-(1))ans = -0.6667>> (2^1/2)/((2^1/2)^2-(1))ans = Inf>> (1)/((1)^2-(1))ans =Inf

>> format short>> pians = 3.1416>> format short>> 10*pians = 31.4159

>> format short>> 100*pians = 314.1593

>> format long>> 1000*pians = 3.141592653589793e+03

>> v=[4-65]v = -61>> v=[4,-6,5]v = 4 -6 5

>> w(2)=-6,w(1)=4,w(3)=5w = 0 -6w = 4 -6w = 4 -6 5>> u=linspace(-4,7,6)u = Columns 1 through 5 -4.000000000000000 -1.800000000000000 0.400000000000000 2.600000000000000 4.800000000000001

Column 6 7.000000000000000

>> v=[-4:2:7],w=[-4:7]v = -4 -2 0 2 4 6w = -4 -3 -2 -1 0 1 2 3 4 5 6 7

edua8ioualvaro

>> v=-4:2:7,w=-4:7%

v = -4 -2 0 2 4 6w = -4 -3 -2 -1 0 1 2 3 4 5 6 7

>> b=[0;1;-5]b = 0 1 -5>> a=[-24;5;-1;71]a = -24 5 -1 71