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If p varies inversely as the square root of q, and p=12 when q=36, find p when q=16

User Petrkotek
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2 Answers

5 votes
P is 8 because jgkyxyo
User Trapsilo Bumi
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7 votes

Answer:

Explanation:

p = k / sqrt(q)

The first job is to find k.

p = 12

q = 36

Solution for k

12 = k / sqrt(36)

sqrt(36) = +/- 6

Multiply both sides by +/-6

12 * +/- 6 = k

k = +/- 72

Solution for q = 16

p = +/-72/ sqrt(16)

p = +/- 72 / sqrt(16)

p = +/- 72 / +/-4

p = 18

User Falk Thiele
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3.4k points