# How do you write the polynomial function of least degree with integral coefficients that has the give zeros for 2, 4i?

##### 1 Answer

Nov 25, 2016

#### Explanation:

If the function has a zero at

If a function has a zero at

So, this function has factors of

The function can be written as

Mutliplying

Recall that

Multiply each term in the first binomial by each term in the second binomial.

Rearranging....