The united arabic republic was formed by a union between which two nations? a. egypt and syria b. egypt and israel c. egypt and iran d. iran and iraq

Stone mountain was formed during the formation of the blue ridge mountains around 300-350 million years ago and is considered part of the appalachian mountains. it formed as a result of the upwelling of magma from within the earth's crust. this upwelling, or solidified to form the that became stone mountain.

What does 2[tex] {2}^{ - 4} \times {2}^{ - 2} [/tex]

Can someone me? i need to have this done as soon as possible! i'm putting 20 points on this!