Y is directly related to x and y is 81 when x is 27 the constant of.variation is
1 answer:
Answer:
k = 3
Step-by-step explanation:
Given that y and x are directly related then the equation relating them is
y = kx ← k is the constant of variation
To find k use the condition y = 81 when x = 27
k = 
= 
= 3
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Answer:
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Step-by-step explanation:
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Simplify
Method 2 :
By rationalizing the denominator
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11/8
Step-by-step explanation:
Simplify 11/4 = 2 3/4
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Step-by-step explanation:
Answer:
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Step-by-step explanation:
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