Classify this polynomial by degree and number of terms 6y^5+9y^2-3y+8 ?

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

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52

If angle b measures 25°, what is the approximate perimeter of the triangle below? 10.3 units 11.8 units 22.1 units 25.2 units