Question

How do you multiply `(7x ^ { 2} y ^ { 6} z ^ { 7} ) \cdot ( 9x ^ { 2} y z ^ { 10} )`?

Answer 1

`63x^4y^7z^17`

Explanation:

Use the following Law of Exponents to simplify the expression:

`(a^m)(a^n)=a^(m+n)`

`63x^(2+2)y^(6+1)z^(7+10)`

`63x^4y^7z^17`