The area of a square room in square units can be represented by 169x2,4. What is the perimeter of the room?
13|xly2 units
14/xly2 units
26]X[y2 units
52]X[y2 units

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Prove that 16^4-2^13-4^5 is divisible by 11.

What are the greatest common factor of 75 and 30