For 0<x<pi/2, which exspresion is equivalent to sin(x/2)tan(x/2)/1-cos(x)?

the battle of gettysburg is considered the "high water mark" of the confederacy because it marked the greatest advance of the confederate forces against the union.

step-by-step explanation:

graph using a few selected

x         y

-1       15

0         6

1         2.4

2       0.96