3) what is the sum
7/4 (-1/5)

a)31/20
b)39/20
c)6/9
d)-7/20

Factor a^3 - 3 + 3a^2 - a. a) (a - 1)(a + 1)(a + 3) b) (a^2 + 1)(a - 3) c) (a^2 - 3)(a + 1)

Someone me what is the area of this figure? 18m 18m 8m 16m

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)