Which expression is equivalent to r^m ÷ r^n?
a. r^m-n
b. r^m+n
c. r^m x n
d. r^m ÷ n

Factor the following expression. 27y3 – 343 a. (3y + 7)(9y2 + 2ly + 49) b. (3y – 7)(9y2 + 2ly + 49) c. (3y – 7)(932 – 217 + 49) d. (3y + 7)(92 – 2ly + 49)

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

The image of abc after a reflection across eg is abc