# What is the 4th term in the expansion of (y+4x^3)^4?

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(y+4x^3) ^4

(y+4x^3) ^4

##### 2 Answers

#### Explanation:

It's

First term

Second term

Third term

Fourth term

Fourth term

That is,

#### Explanation:

For binomial expansions of the form

Where:

We require the 4th term. The power of

So:

We use this value of

simplifying:

The 4th term is therefore: