Rationalize the denominator and simplify.
1.) 3√2-2√3 / 3√2+2√3
2.) 15√6 / 3√5
3.) √6 / √5 - √3
4.) 6 / √2 - √3
5.) 2√x - 3√y / √x + √y
6.) √a + 2√y / √a - 2√y
7.) 2x^2 + √3
8.) 3√6 + 5√2 / 4√6 - 3√2
9.) 12 / √7 + 2
10.) √(a+1) - 2 / √(a+1) + 2

I will give Brainliest if they are correct

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

M.xyz =radians. covert this radian measure to its equivalent measure in degrees.

Identify the statement below as either descriptive or inferential statistics. upper a certain website sold an average of 117 books per day last week. is the statement an example of descriptive or inferential statistics? a. it is an example of descriptive statistics because it uses a sample to make a claim about a population. b. it is an example of inferential statistics because it uses a sample to make a claim about a population. c. it is an example of inferential statistics because it summarizes the information in a sample. d. it is an example of descriptive statistics because it summarizes the information in a sample.