I need help, my mind isn't capable of grasping math information but I need to do this problem. BAsically Which equations are true. (4.7x10^4) + (8x10^4)
(7.08X10^3)+(2.21x10^3)=9.29x10^6 (5.43x10^8)-(2.33x10^3)=3.1x10^4
(9.35x10^6)-(6.7x10^6)=2.65x10^6

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?

Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)

Aclassroom is made up of 11 boys and 14 girls. the teacher has four main classroom responsibilities that she wants to hand out to four different students (one for each of the four students). if the teacher chooses 4 of the students at random, then what is the probability that the four students chosen to complete the responsibilities will be all boys?