1-Find all numbers that, Rational Expression is not defined;

(Hint, Factor Denominator))

_2X – 10__

X2 - 8X + 15

formCheckList.addElement(new Check_Answer({ref_label:"2",name:"mc-ans-_8413333_1"}));

a.

The Numbers are: X = - 5 and X = - 3

b.

The Numbers are: X = 5 and X = 3

c.

The Numbers are: X = 5 and X = - 3

d.

The Numbers are: X = - 5 and X = 3