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Let P(x) be a polynomial of degree 5 such that P(k)=3^k for k = 0,1,2,3,4,5. Then the sum of digit in P(6) is equal to???
Let P(x) be a polynomial of degree 5 such that P(k)=3^k for k = 0,1,2,3,4,5. Then the sum of digit in P(6) is equal to???

```
3 years ago

Arun
25768 Points
```							As we knowP(k) = 3^kHenceP(6) = 3^6P(6) = 729Thus sum of digit in 729 = 7+2+9 = 18 Hope it helps
```
3 years ago
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