6x+y=2
x-4y=15
x + y = 120
1/2x + 2y = 150
The points C and D in the figure lie on level ground in the same vertical plane with the tip
B of the tower AB. If the tower AB i...
. If (xn) is a sequence such that x
2
n
converges to a
, does xn converge to a?
Following equation shows how the angular speed ωm, applied voltage u and the generated torque τm of a
DC motor are related.
τm =...
y > 2x - 1
36÷5
add
10-x+2/x+1
(9-2i)/(2(9+2i))
Prove the factor theorem: For a polynomial p(x), if p(a)=0, then x-a is a factor of p(x)