Question

$5 {a}^{2} 15a$
​

Answer 1

Answer:

please follow me and mark me as brainliest

Step-by-step explanation:

I hope that it helps you.

Answer 2

Answer:

$75a^{3}$

Step-by-step explanation:

If there is no any sign between two digits or alphabets then the given variable are multiplied.

Even in this equation there is nothing between then the numbers. So, we multiply it.

⇒$5a^{2} * 15a$

⇒$5 * 15 * a^{2} * a$

⇒$75a^{3}$...

You can ask me if you have any confusion and please let me know if you have more questions.

Thank You!