PLEASE I NEED HELP WITH THIS Which equations are true? Select all the correct answers. pick all that apply

1.4×4×4×4×4=45

2.4 × 4 × 4 × 4 × 4 = 4 5

3.6×6×6=63

4.6 × 6 × 6 = 6 3

5.9×9×9=39

6.9 × 9 × 9 = 3 9

7.5×5=25

8.5 × 5 = 2 5

9.7×7×7×7=74

Find the domain of the following expression: 1/(√x)-2

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

Type the correct answer in each box. spell all words correctly. a sequence of transformations maps ∆abc onto ∆a″b″c″. the type of transformation that maps ∆abc onto ∆a′b′c′ is a . when ∆a′b′c′ is reflected across the line x = -2 to form ∆a″b″c″, vertex of ∆a″b″c″ will have the same coordinates as b′.