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Mathematics

Answered

If a is inversely proportional to x, a=15 when x=25 find the constant of variation, k

Answer :

altavistard altavistard

Today at 12:09 AM

Answer:

Step-by-step explanation:

"Inversely proportional to x" in this situation is represented by a = k/x.

Find k:

Let a = 15 and x = 25, then calculate k:

15 = k/25)

Multiplying both sides by 25 yields k = 15(25), or k = 3/5

3

and so a = -----------

5x

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