Part a: the sun produces 3.9 ⋅ 10^33 ergs of radiant energy per second. how many ergs of radiant energy does the sun produce in 1.55 ⋅ 10^7 seconds? part b: which is the more reasonable measurement of the distance between the tracks on a cd: 1.6 ⋅ 10^−3 mm or 1.6 ⋅ 10^3 mm?

answer: t=3

step-by-step explanation:

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b