What is 2-2x greater than negative 20?

Simplify a7/a4 a) 1/a3 b)-a/a2 c)a4/a3 d)a3

5. (04.07)which of the following exponential functions goes through the points (1, 12) and (2, 36)? (2 points)f(x) = 3(4)^xf(x) = 4(3)^-xf(x) = 3(4)^-xf(x) = 4(3)^x

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