If the mean proportional between x and 2 is 4, find x​

Answers

I think it's 8. i'm not sure though.

Step-by-step explanation:

10, 20, 30, 40

25

Step-by-step explanation:

b2 = ac

4 square = x×2

16=2x

x=8

4

Step-by-step explanation:

24½

Step-by-step explanation:

7 = sqrt(x × 2)

7² = 2x

x = 49/2

12

Step-by-step explanation:

Follow me please for answering the question

2

Step-by-step explanation:

x+2= 4

x= 4-2

x =2

2+2=4

4÷2=2

8

explanation

b2=ac

16=2x

x=8



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