a varies derectly as b and a =15 Gwen b=5

**Answer:**

[tex]\sqrt[n]{x[/tex]

**Step-by-step explanation:**

[tex]\sqrt[n]{x[/tex]

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a varies derectly as b and a =15 Gwen b=5

**Answer:**

[tex]\sqrt[n]{x[/tex]

**Step-by-step explanation:**

[tex]\sqrt[n]{x[/tex]