208.sagews

factor(10x)

Syntax Error: factor(10x)

factor(10x)

Syntax Error: factor(10x)

10+20

30

factor(9999)

3^{2} \cdot 11 \cdot 101

A = matrix(4,4, range(16)); A

[ 0 1 2 3] [ 4 5 6 7] [ 8 9 10 11] [12 13 14 15]

factor(A.charpoly())

x^2 * (x^2 - 30*x - 80)

x = var('x')

x

x

solve(x^2 + 3*x + 2, x)

[x == -2, x == -1]

var('x')

x

x, b, c = var('x b c')

solve([x^2 + b*x + c == 0], x)

[x == (-sqrt(b^2 - 4*c) - b)/2, x == (sqrt(b^2 - 4*c) - b)/2]

x, y = var('x,y')

f = x^2 + 17*y^2
f.diff(x)

{2 x}