Question

Find the conjugate of the following binomial ^15t-^5

Answer 1

Conjugate of a binomial

The conjugate is formed by changing the sign between the terms of the binomial:

`\begin{gathered} √(15)t-√(5) \\ \uparrow\downarrow conjugate \\ √(15)t+√(5) \end{gathered}`

In this case, the sign is negative, then the sign of its conjugate is positive.

Answer:

`√(15)t+√(5)`