Andrew is building a model of the solar system. he uses the sun as the center of the model. he uses string to represent the circular motion of the earth revolving around the sun he places the earth at a distance of 7.5 inches from the sun. how much string does he use? plz mee

step-by-step explanation:

given expression is .

now we need to simplify the given expression .

we know that square root is equivalent to the power 1/2. so that means we can take half of the exponents to get the square root of given expression.

expanding that will give a very very large number so let's keep answer in exponent form.

is there more to this question?